Scilab manual

Table of Contents

I. Scilab

abort — interrupt evaluation.

add_demo — Add an entry in the demos list

ans — answer

argn — number of arguments in a function call

backslash (\) — left matrix division.

banner — show scilab banner (Windows)

boolean — Scilab Objects, boolean variables and operators & | ~

brackets — ([,]) left and right brackets

break — keyword to interrupt loops

case — keyword used in select

chdir — changes Scilab current directory — changes Scilab current directory

clear — kills variables

clearfun — remove primitive.

clearglobal — kills global variables

colon — (:) colon operator

comma — (,) column, instruction, argument separator

comments — comments

comp — scilab function compilation

comparison — comparison, relational operators

continue — keyword to pass control to the next iteration of a loop

debug — debugging level

delbpt — delete breakpoints

dispbpt — display breakpoints

do — language keyword for loops

dot — (.) symbol

edit — function editing

else — keyword in if-then-else

elseif — keyword in if-then-else

empty — ([]) empty matrix

end — end keyword

equal — (=) assignment , comparison, equal sign

errcatch — error trapping

errclear — error clearing

error — error messages

error_table — table of error messages

evstr — evaluation of expressions

exec — script file execution

exists — checks variable existence

exit — Ends the current Scilab session

external — Scilab Object, external function or routine

extraction — matrix and list entry extraction

for — language keyword for loops

format — number printing and display format

funcprot — switch scilab functions protection mode

funptr — coding of primitives ( wizard stuff )

getdebuginfo — get informations about Scilab to debug

getmd5 — get md5 checksum

getmemory — returns free and total system memory

getmodules — returns list of modules installed in Scilab

getos — return Operating System name and version

getscilabmode — returns scilab mode

getshell — returns current command interpreter.

getvariablesonstack — get variable names on stack of scilab

getversion — get scilab and modules version information

global — Define global variable

gstacksize — set/get scilab global stack size

hat — (^) exponentiation

ieee — set floating point exception mode

if — conditional execution

insertion — partial variable assignation or modification — partial variable assignation

intppty — set interface argument passing properties

inv_coeff — build a polynomial matrix from its coefficients

iserror — error occurence test

isglobal — check if a variable is global

lasterror — get last recorded error message

left — ([) left bracket

less — (<) lower than comparison — (<) greater than comparison

librarieslist — get scilab libraries

libraryinfo — get macros and path of a scilab library

macr2lst — function to list conversion

macr2tree — function to tree conversion

matrices — Scilab object, matrices in Scilab

matrix — reshape a vector or a matrix to a different size matrix

mode — select a mode in exec file

mtlb_mode — switch Matlab like operations

names — scilab names syntax

newfun — add a name in the table of functions

null — delete an element in a list

parents — ( ) left and right parenthesis

pause — pause mode, invoke keyboard

percent — (%) special character

perl — Call Perl script using appropriate operating system executable

plus — (+) addition operator

poly — polynomial definition

power — power operation (^,.^)

predef — variable protection

pwd — print Scilab current directory — get Scilab current directory

quit — Terminates Scilab or decreases the pause level

quote — (') transpose operator, string delimiter

rational — Scilab objects, rational in Scilab

readgateway — get primitives list of a module

resume — return or resume execution and copy some local variables

return — return or resume execution and copy some local variables

sciargs — scilab command line arguments

scilab — Major unix script to execute Scilab and miscellaneous tools

select — select keyword

semicolon (;) — ending expression and row separator

setbpt — set breakpoints

sethomedirectory — Set Scilab home directory

slash — (/) right division and feed back

stacksize — set scilab stack size

star — (*) multiplication operator

startup — startup file

symbols — scilab operator names

testmatrix — generate some particular matrices

then — keyword in if-then-else

tilda — (~) logical not

try — beginning of try block in try-catch control instruction — beginning of catch block in try-catch control instruction

type — Returns the type of a variable

typename — associates a name to variable type

user — interfacing a Fortran or C routine

varn — symbolic variable of a polynomial

ver — Version information for Scilab

warning — warning messages

what — list the Scilab primitives

where — get current instruction calling tree

whereami — display current instruction calling tree

whereis — name of library containing a function

while — while keyword

who — listing of variables

who_user — listing of user's variables

whos — listing of variables in long form

with_atlas — Checks if Scilab has been built with Atlas Library

with_gtk — Checks if Scilab has been built with the "GIMP Toolkit" library

with_javasci — Checks if Scilab has been built with the java interface

with_macros_source — Checks if macros source are installed

with_module — Checks if a Scilab module is installed

with_pvm — Checks if Scilab has been built with the "Parallel Virtual Machine" interface

with_texmacs — Checks if Scilab has been called by texmacs

with_tk — Checks if Scilab has been built with TCL/TK

II. ARnoldi PACKage

dnaupd — Interface for the Implicitly Restarted Arnoldi Iteration, to compute approximations to a few eigenpairs of a real linear operator

dneupd — ARnoldi Package (not documented 5)

dsaupd — Interface for the Implicitly Restarted Arnoldi Iteration, to compute approximations to a few eigenpairs of a real and symmetric linear operator

dseupd — ARnoldi Package (not documented 4)

znaupd — ARnoldi Package (not documented 3)

zneupd — ARnoldi Package (not documented 6)

III. Boolean

bool2s — convert boolean matrix to a zero one matrix.

find — find indices of boolean vector or matrix true elements

IV. CACSD

abcd — state-space matrices

abinv — AB invariant subspace

arhnk — Hankel norm approximant

arl2 — SISO model realization by L2 transfer approximation

arma — Scilab arma library

arma2p — extract polynomial matrices from ar representation

armac — Scilab description of an armax process

armax — armax identification

armax1 — armax identification

arsimul — armax simulation

augment — augmented plant

balreal — balanced realization

bilin — general bilinear transform

black — Black's diagram (Nichols chart)

bode — Bode plot

bstap — hankel approximant

cainv — Dual of abinv

calfrq — frequency response discretization

canon — canonical controllable form

ccontrg — central H-infinity controller

chart — Nichols chart

cls2dls — bilinear transform

colinout — inner-outer factorization

colregul — removing poles and zeros at infinity

cont_frm — transfer to controllable state-space

cont_mat — controllability matrix

contr — controllability, controllable subspace, staircase

contrss — controllable part

copfac — right coprime factorization

csim — simulation (time response) of linear system

ctr_gram — controllability gramian

dbphi — frequency response to phase and magnitude representation

dcf — double coprime factorization

ddp — disturbance decoupling

des2ss — descriptor to state-space

des2tf — descriptor to transfer function conversion

dhinf — H_infinity design of discrete-time systems

dhnorm — discrete H-infinity norm

dscr — discretization of linear system

dsimul — state space discrete time simulation

dt_ility — detectability test

dtsi — stable anti-stable decomposition

equil — balancing of pair of symmetric matrices

equil1 — balancing (nonnegative) pair of matrices

evans — Evans root locus

feedback — feedback operation

findABCD — discrete-time system subspace identification

findAC — discrete-time system subspace identification

findBD — initial state and system matrices B and D of a discrete-time system

findBDK — Kalman gain and B D system matrices of a discrete-time system

findR — Preprocessor for estimating the matrices of a linear time-invariant dynamical system

findx0BD — Estimates state and B and D matrices of a discrete-time linear system

flts — time response (discrete time, sampled system)

fourplan — augmented plant to four plants

frep2tf — transfer function realization from frequency response

freq — frequency response

freson — peak frequencies

fspecg — stable factorization

fstabst — Youla's parametrization

g_margin — gain margin and associated crossover frequency

gainplot — magnitude plot

gamitg — H-infinity gamma iterations

gcare — control Riccati equation

gfare — filter Riccati equation

gfrancis — Francis equations for tracking

gtild — tilde operation

h2norm — H2 norm

h_cl — closed loop matrix

h_inf — H-infinity (central) controller

h_inf_st — static H_infinity problem

h_norm — H-infinity norm

hankelsv — Hankel singular values

hinf — H_infinity design of continuous-time systems

imrep2ss — state-space realization of an impulse response

inistate — Estimates the initial state of a discrete-time system

invsyslin — system inversion

kpure — continuous SISO system limit feedback gain

krac2 — continuous SISO system limit feedback gain

lcf — normalized coprime factorization

leqr — H-infinity LQ gain (full state)

lft — linear fractional transformation

lin — linearization

linf — infinity norm

linfn — infinity norm

linmeq — Sylvester and Lyapunov equations solver

lqe — linear quadratic estimator (Kalman Filter)

lqg — LQG compensator

lqg2stan — LQG to standard problem

lqg_ltr — LQG with loop transform recovery

lqr — LQ compensator (full state)

ltitr — discrete time response (state space)

m_circle — plots the complex plane iso-gain contours of y/(1+y)

macglov — Mac Farlane Glover problem

markp2ss — Markov parameters to state-space

minreal — minimal balanced realization

minss — minimal realization

mucomp — mu (structured singular value) calculation

narsimul — armax simulation ( using rtitr)

nehari — Nehari approximant

noisegen — noise generation

nyquist — nyquist plot

obs_gram — observability gramian

obscont — observer based controller

observer — observer design

obsv_mat — observability matrix

obsvss — observable part

p_margin — phase margin and associated crossover frequency

parrot — Parrot's problem

pfss — partial fraction decomposition

phasemag — phase and magnitude computation

ppol — pole placement

prbs_a — pseudo random binary sequences generation

projsl — linear system projection

reglin — Linear regression

repfreq — frequency response

ric_desc — Riccati equation

ricc — Riccati equation

riccati — Riccati equation

routh_t — Routh's table

rowinout — inner-outer factorization

rowregul — removing poles and zeros at infinity

rtitr — discrete time response (transfer matrix)

sensi — sensitivity functions

sgrid — s-plane grid lines.

show_margins — display gain and phase margin and associated crossover frequencies

sident — discrete-time state-space realization and Kalman gain

sm2des — system matrix to descriptor

sm2ss — system matrix to state-space

sorder — computing the order of a discrete-time system

specfact — spectral factor

ss2des — (polynomial) state-space to descriptor form

ss2ss — state-space to state-space conversion, feedback, injection

ss2tf — conversion from state-space to transfer function

st_ility — stabilizability test

stabil — stabilization

svplot — singular-value sigma-plot

sysfact — system factorization

syssize — size of state-space system

tf2des — transfer function to descriptor

tf2ss — transfer to state-space

time_id — SISO least square identification

trzeros — transmission zeros and normal rank

ui_observer — unknown input observer

unobs — unobservable subspace

zeropen — zero pencil

zgrid — zgrid plot

V. Compatibility Functions

asciimat — string matrix ascii conversions

firstnonsingleton — Finds first dimension which is not 1

makecell — Creates a cell array.

mstr2sci — character string matrix to character matrix conversion

mtlb_0 — Matlab non-conjugate transposition emulation function

mtlb_a — Matlab addition emulation function

mtlb_all — Matlab all emulation function

mtlb_any — Matlab any emulation function

mtlb_axis — Matlab axis emulation function

mtlb_beta — Matlab beta emulation function

mtlb_box — Matlab box emulation function

mtlb_close — Matlab close emulation function

mtlb_colordef — Matlab colordef emulation function

mtlb_conv — Matlab conv emulation function

mtlb_cumprod — Matlab cumprod emulation function

mtlb_cumsum — Matlab cumsum emulation function

mtlb_dec2hex — Matlab dec2hex emulation function

mtlb_delete — Matlab delete emulation function

mtlb_diag — Matlab diag emulation function

mtlb_diff — Matlab diff emulation function

mtlb_dir — Matlab dir emulation function

mtlb_double — Matlab double emulation function

mtlb_e — Matlab extraction emulation function

mtlb_echo — Matlab echo emulation function

mtlb_eig — Matlab eig emulation function

mtlb_eval — Matlab eval emulation function

mtlb_exist — Matlab exist emulation function

mtlb_eye — Matlab eye emulation function

mtlb_false — Matlab false emulation function

mtlb_fft — Matlab fft emulation function

mtlb_fftshift — Matlab fftshift emulation function

mtlb_find — Matlab find emulation function

mtlb_findstr — Matlab findstr emulation function

mtlb_fliplr — Matlab fliplr emulation function

mtlb_fopen — Matlab fopen emulation function

mtlb_format — Matlab format emulation function

mtlb_fprintf — Matlab fprintf emulation function

mtlb_fread — Matlab fread emulation function

mtlb_fscanf — Matlab fscanf emulation function

mtlb_full — Matlab full emulation function

mtlb_fwrite — Matlab fwrite emulation function

mtlb_grid — Matlab grid emulation function

mtlb_hold — Matlab hold emulation function

mtlb_i — Matlab insertion emulation function

mtlb_ifft — Matlab ifft emulation function

mtlb_imp — Matlab colon emulation function

mtlb_int16 — Matlab int16 emulation function

mtlb_int32 — Matlab int32 emulation function

mtlb_int8 — Matlab int8 emulation function

mtlb_is — Matlab string insertion emulation function

mtlb_isa — Matlab isa emulation function

mtlb_isfield — Matlab isfield emulation function

mtlb_isletter — Matlab isletter emulation function

mtlb_isspace — Matlab isspace emulation function

mtlb_l — Matlab left division emulation function

mtlb_legendre — Matlab legendre emulation function

mtlb_linspace — Matlab linspace emulation function

mtlb_load — Matlab load emulation function

mtlb_logic — Matlab logical operators emulation function

mtlb_logical — Matlab logical emulation function

mtlb_lower — Matlab lower emulation function

mtlb_max — Matlab max emulation function

mtlb_min — Matlab min emulation function

mtlb_more — Matlab more emulation function

mtlb_num2str — Matlab num2str emulation function

mtlb_ones — Matlab ones emulation function

mtlb_plot — Matlab plot emulation function

mtlb_prod — Matlab prod emulation function

mtlb_rand — Matlab rand emulation function

mtlb_randn — Matlab randn emulation function

mtlb_rcond — Matlab rcond emulation function

mtlb_realmax — Matlab realmax emulation function

mtlb_realmin — Matlab realmin emulation function

mtlb_repmat — Matlab repmat emulation function

mtlb_s — Matlab substraction emulation function

mtlb_save — save variables on file with matlab4 format.

mtlb_setstr — Matlab setstr emulation function

mtlb_size — Matlab size emulation function

mtlb_sort — Matlab sort emulation function

mtlb_strcmp — Matlab strcmp emulation function

mtlb_strcmpi — Matlab strcmpi emulation function

mtlb_strfind — Matlab strfind emulation function

mtlb_strrep — Matlab strrep emulation function

mtlb_sum — Matlab sum emulation function

mtlb_t — Matlab transposition emulation function

mtlb_toeplitz — Matlab toeplitz emulation function

mtlb_tril — Matlab tril emulation function

mtlb_triu — Matlab triu emulation function

mtlb_true — Matlab true emulation function

mtlb_uint16 — Matlab uint16 emulation function

mtlb_uint32 — Matlab uint32 emulation function

mtlb_uint8 — Matlab uint8 emulation function

mtlb_upper — Matlab upper emulation function

mtlb_zeros — Matlab zeros emulation function

VI. Completion

completion — returns words that start with the text you pass as parameter.

VII. Data Structures

cell — Create a cell array of empty matrices.

definedfields — return index of list's defined fields

getfield — list field extraction

hypermat — initialize an N dimensional matrices

hypermatrices — Scilab object, N dimensional matrices in Scilab

iscell — Check if a variable is a cell array

iscellstr — Check if a variable is a cell array of strings

isstruct — Check if a variable is a structure array

list — Scilab object and list function definition

lsslist — Scilab linear state space function definition

lstcat — list concatenation

mlist — Scilab object, matrix oriented typed list definition.

rlist — Scilab rational fraction function definition

setfield — list field insertion

struct — create a struct

tlist — Scilab object and typed list definition.

VIII. Development tools

tbx_build_gateway — Build a gateway (toolbox compilation process)

tbx_build_gateway_loader — Generate a loader_gateway.sce script (toolbox compilation process)

tbx_build_help — Generate help files (toolbox compilation process)

tbx_build_help_loader — Generate a addchapter.sce script (toolbox compilation process)

tbx_build_loader — Generate a loader.sce script (toolbox compilation process)

tbx_build_macros — Compile macros (toolbox compilation process)

tbx_build_src — Build sources (toolbox compilation process)

tbx_builder_gateway — Run builder_gateway.sce script if it exists (toolbox compilation process)

tbx_builder_gateway_lang — Run builder_gateway_(language).sce script if it exists (toolbox compilation process)

tbx_builder_help — Run builder_help.sce script if it exists (toolbox compilation process)

tbx_builder_help_lang — Run build_help.sce script if it exists (toolbox compilation process)

tbx_builder_macros — Run buildmacros.sce script if it exists (toolbox compilation process)

tbx_builder_src — Run builder_src.sce script if it exists (toolbox compilation process)

tbx_builder_src_lang — Run builder_(language).sce script if it exists (toolbox compilation process)

test_run — Launch tests

IX. Differential Equations

dasrt — DAE solver with zero crossing

dassl — differential algebraic equation

feval — multiple evaluation

impl — differential algebraic equation

int2d — definite 2D integral by quadrature and cubature method

int3d — definite 3D integral by quadrature and cubature method

intg — definite integral

ode — ordinary differential equation solver

ode_discrete — ordinary differential equation solver, discrete time simulation

ode_optional_output — ode solvers optional outputs description

ode_root — ordinary differential equation solver with root finding

odedc — discrete/continuous ode solver

odeoptions — set options for ode solvers

X. Dynamic/incremental Link

G_make — call make or nmake

VCtoLCCLib — converts Ms VC libs to LCC-Win32 libs.

addinter — new functions interface incremental/dynamic link at run time

c_link — check incremental/dynamic link

call — Fortran or C user routines call

chooselcccompiler — choose LCC-Win32 as the default C Compiler.

configure_lcc — set environments variables for LCC-Win32 C Compiler.

configure_ifort — set environments variables for Intel Fortran Compiler (Windows).

configure_msvc — set environments variables for Microsoft C Compiler.

dllinfo — provides information about the format and symbols provided in executable and DLL files (Windows).

findlcccompiler — detects LCC-Win32 C Compiler

findmsifortcompiler — detects Intel fortran Compiler

findmsvccompiler — detects Microsoft C Compiler

fort — Fortran or C user routines call

getdynlibext — get the extension of dynamic libraries on your operating system.

haveacompiler — detect if you have a C compiler.

ilib_build — utility for shared library management

ilib_compile — ilib_build utility: executes the makefile produced by ilib_gen_Make

ilib_for_link — utility for shared library management with link

ilib_gen_Make — utility for ilib_build: produces a makefile for building shared libraries

ilib_gen_gateway — utility for ilib_build, generates a gateway file.

ilib_gen_loader — utility for ilib_build: generates a loader file

ilib_mex_build — utility for mex library management

link — dynamic linker

ulink — unlink a dynamically linked shared object

with_lcc — returns if LCC-Win32 is the default C Compiler.

XI. Elementary Functions

abs — absolute value, magnitude

acos — element wise cosine inverse

acosh — hyperbolic cosine inverse

acoshm — matrix hyperbolic inverse cosine

acosm — matrix wise cosine inverse

adj2sp — converts adjacency form into sparse matrix.

amell — Jacobi's am function

and — (&) logical and

asin — sine inverse

asinh — hyperbolic sine inverse

asinhm — matrix hyperbolic inverse sine

asinm — matrix wise sine inverse

atan — 2-quadrant and 4-quadrant inverse tangent

atanh — hyperbolic tangent inverse

atanhm — matrix hyperbolic tangent inverse

atanm — square matrix tangent inverse

base2dec — conversion from base b representation to integers

bin2dec — integer corresponding to a binary form

binomial — binomial distribution probabilities

bitand — AND applied to binary representation of inputs arguments

bitor — OR applied to binary representation of inputs arguments

bloc2exp — block-diagram to symbolic expression

bloc2ss — block-diagram to state-space conversion

cat — concatenate several arrays

ceil — rounding up

cell2mat — convert a cell array into a matrix

cellstr — convert strings vector (or strings matrix) into a cell of strings

char — char function

conj — conjugate

cos — cosine function

cosh — hyperbolic cosine

coshm — matrix hyperbolic cosine

cosm — matrix cosine function

cotg — cotangent

coth — hyperbolic cotangent

cothm — matrix hyperbolic cotangent

cumprod — cumulative product

cumsum — cumulative sum

dec2bin — binary representation

dec2hex — hexadecimal representation of integers

dec2oct — octal representation of integers

delip — elliptic integral

diag — diagonal including or extracting

diff — Difference and discrete derivative

double — conversion from integer to double precision representation

dsearch — binary search (aka dichotomous search in french)

eval — evaluation of a matrix of strings

exp — element-wise exponential

eye — identity matrix

factor — factor function

fix — rounding towards zero

flipdim — flip x components along a given dimension

floor — rounding down

frexp — dissect floating-point numbers into base 2 exponent and mantissa

gsort — decreasing order sorting

hex2dec — conversion from hexadecimal representation to integers

imag — imaginary part

imult — multiplication by i the imaginary unitary

ind2sub — linear index to matrix subscript values

int — integer part

int8 — conversion to one byte integer representation — conversion to 2 bytes integer representation — conversion to 4 bytes integer representation — conversion to one byte unsigned integer representation — conversion to 2 bytes unsigned integer representation — conversion to 4 bytes unsigned integer representation

intc — Cauchy integral

integrate — integration of an expression by quadrature

interp1 — one_dimension interpolation function

interp2d — bicubic spline (2d) evaluation function

intersect — returns the vector of common values of two vectors

intl — Cauchy integral

inttrap — integration of experimental data by trapezoidal interpolation

isdef — checks variable existence

isempty — check if a variable is an empty matrix or an empty list

isequal — objects comparison

isequalbitwise — bitwise comparison of variables

isinf — check for infinite entries

isnan — check for "Not a Number" entries

isreal — check if a variable as real or complex entries

kron — Kronecker product (.*.)

lex_sort — lexicographic matrix rows sorting

linspace — linearly spaced vector

log — natural logarithm

log10 — logarithm

log1p — computes with accuracy the natural logarithm of its argument added by one

log2 — base 2 logarithm

logm — square matrix logarithm

logspace — logarithmically spaced vector

lstsize — list, tlist, mlist numbers of entries

max — maximum

maxi — maximum

meshgrid — create matrices or 3-D arrays

min — minimum

mini — minimum

minus — (-) substraction operator, sign changes

modulo — symetric arithmetic remainder modulo m — positive arithmetic remainder modulo m

ndgrid — arrays for multidimensional function evaluation on grid

ndims — number of dimensions of an array

nearfloat — get previous or next floating-point number

nextpow2 — next higher power of 2.

norm — matrix norms

not — (~) logical not

number_properties — determine floating-point parameters

oct2dec — conversion from octal representation to integers

ones — matrix made of ones

or — (|) logical or

pen2ea — pencil to E,A conversion

perms — all permutations of vector components

permute — permute the dimensions of an array

pertrans — pertranspose

primes — primes function

prod — product

rand — random number generator

rat — Floating point rational approximation

real — real part

resize_matrix — create a new matrix with a different size

round — rounding

setdiff — returns components of a vector which do not belong to another one

sign — sign function

signm — matrix sign function

sin — sine function

sinc — sinc function

sinh — hyperbolic sine

sinhm — matrix hyperbolic sine

sinm — matrix sine function

size — size of objects

solve — symbolic linear system solver

sort — order sorting

sp2adj — converts sparse matrix into adjacency form

speye — sparse identity matrix

splin2d — bicubic spline gridded 2d interpolation

spones — sparse matrix

sprand — sparse random matrix

spzeros — sparse zero matrix

sqrt — square root

sqrtm — matrix square root

squarewave — generates a square wave with period 2*%pi

ssprint — pretty print for linear system

ssrand — random system generator

sub2ind — matrix subscript values to linear index

sum — sum (row sum, column sum) of vector/matrix entries

sysconv — system conversion

sysdiag — block diagonal system connection

syslin — linear system definition

tan — tangent

tanh — hyperbolic tangent

tanhm — matrix hyperbolic tangent

tanm — matrix tangent

toeplitz — toeplitz matrix

trfmod — poles and zeros display

trianfml — symbolic triangularization

tril — lower triangular part of matrix

trisolve — symbolic linear system solver

triu — upper triangle

typeof — object type

union — extract union components of a vector

unique — extract unique components of a vector or matrices

vectorfind — finds in a matrix rows or columns matching a vector

zeros — matrix made of zeros

XII. FFTW

fftw — fast fourier transform that use fftw library

fftw_flags — set computation method of fast fourier transform of the fftw function

fftw_forget_wisdom — Reset fftw wisdom

get_fftw_wisdom — return fftw wisdom

set_fftw_wisdom — set fftw wisdom

XIII. Files : Input/Output functions

basename — strip directory and suffix from filenames

copyfile — Copy file

createdir — Make new directory

deletefile — delete a file

dir — get file list

dirname — get directory from filenames

dispfiles — display opened files properties

fileext — returns extension for a file path

fileparts — returns the path, filename and extension for a file path

filesep — returns directory separator for current platform

findfiles — Finding all files with a given filespec

fprintf — Emulator of C language fprintf function

fprintfMat — print a matrix in a file.

fscanf — Converts formatted input read on a file

fscanfMat — Reads a Matrix from a text file.

fullfile — Build a full filename from parts

fullpath — Creates an full path name for the specified relative path name.

getdrives — Get the drive letters of all mounted filesystems on the computer.

getlongpathname — get long path name (Only for Windows)

getshortpathname — get short path name (Only for Windows)

isdir — checks if argument is a directory path

listfiles — list files

listvarinfile — list the contents of a saved data file

ls — show files

maxfiles — sets the limit for the number of files a scilab is allowed to have open simultaneously.

mclearerr — reset binary file access errors

mclose — close an opened file

mdelete — Delete file(s)

meof — check if end of file has been reached

merror — tests the file access errors indicator

mscanf — interface to the C scanf function — interface to the C fscanf function — interface to the C sscanf function

mget — reads byte or word in a given binary format and convert to double — reads byte or word in a given binary format return an int type

mgetl — read lines from an ascii file

mgetstr — read a character string

mkdir — Make new directory

mopen — open a file

mfprintf — converts, formats, and writes data to a file — converts, formats, and writes data to the main scilab window — converts, formats, and writes data in a string

mput — writes byte or word in a given binary format

mputl — writes strings in an ascii file

mputstr — write a character string in a file

mseek — set current position in binary file.

mtell — binary file management

pathconvert — pathnames convertion between posix and windows.

pathsep — returns path separator for current platform

removedir — Remove a directory

rmdir — Remove a directory

save_format — format of files produced by "save"

scanf — Converts formatted input on standard input

scanf_conversion — scanf, sscanf, fscanf conversion specifications

XIV. Functions

add_profiling — Adds profiling instructions to a function.

bytecode — given a function returns the "bytecode" of a function in a Scilab array and conversely.

bytecodewalk — walk in function bytecode applying transformation.

fun2string — generates ascii definition of a scilab function

function — opens a function definition — closes a function definition

functions — Scilab procedures and Scilab objects

genlib — build library from functions in given directory

get_function_path — get source file path of a library function

getd — getting all functions defined in a directory

head_comments — display scilab function header comments

library — library datatype description

listfunctions — properties of all functions in the workspace

macro — Scilab procedure and Scilab object

macrovar — variables of function

plotprofile — extracts and displays execution profiles of a Scilab function

profile — extract execution profiles of a Scilab function

recompilefunction — recompiles a scilab function, changing its type

remove_profiling — Removes profiling instructions toout of a function.

reset_profiling — Resets profiling counters of a function.

showprofile — extracts and displays execution profiles of a Scilab function

varargin — variable numbers of arguments in an input argument list

varargout — variable numbers of arguments in an output argument list

XV. GUI

about — show "about scilab" dialog box

addmenu — interactive button or menu definition

buttondialog — Create a simple button dialog

clipboard — Copy and paste strings to and from the system clipboard.

close — close a figure

delmenu — interactive button or menu deletion

exportUI — Call the file export graphical interface

figure — create a figure

findobj — find an object with specified property

gcbo — Handle of the object whose callback is executing.

getcallbackobject — Return the handle of the object whose callback is executing.

getinstalledlookandfeels — returns a string matrix with all Look and Feels.

getlookandfeel — gets the current default look and feel.

getvalue — xwindow dialog for data acquisition

messagebox — Open a message box.

printfigure — Opens a printing dialog and prints a figure.

printsetupbox — Display print dialog box.

progressionbar — Draw a progression bar

root_properties — description of the root object properties.

setlookandfeel — sets the current default look and feel.

setmenu — interactive button or menu activation

toolbar — show or hide a toolbar

toprint — Send text or figure to the printer.

uicontrol — create a Graphic User Interface object

uigetcolor — Opens a dialog for selecting a color.

uigetdir — dialog for selecting a directory

uigetfont — Opens a dialog for selecting a font.

uimenu — Create a menu or a submenu in a figure

unsetmenu — interactive button or menu or submenu de-activation

waitbar — Draw a waitbar

x_choices — interactive Xwindow choices through toggle buttons

x_choose — interactive window choice (modal dialog)

x_choose_modeless — interactive window choice (not modal dialog)

x_dialog — Xwindow dialog

x_matrix — Xwindow editing of matrix

x_mdialog — Xwindow dialog

x_message — X window message

x_message_modeless — X window modeless message

xgetfile — dialog to get a file path

XVI. Genetic Algorithms

coding_ga_binary — A function which performs conversion between binary and continuous representation

coding_ga_identity — A "no-operation" conversion function

crossover_ga_binary — A crossover function for binary code

crossover_ga_default — A crossover function for continuous variable functions

init_ga_default — A function a initialize a population

mutation_ga_binary — A function which performs binary mutation

mutation_ga_default — A continuous variable mutation function

optim_ga — A flexible genetic algorithm

optim_moga — add short decription here

optim_nsga — A multi-objective Niched Sharing Genetic Algorithm

optim_nsga2 — A multi-objective Niched Sharing Genetic Algorithm version 2

pareto_filter — A function which extracts non dominated solution from a set

selection_ga_elitist — An 'elitist' selection function

selection_ga_random — A function which performs a random selection of individuals

XVII. Graphics : exporting and printing

driver — select a graphics driver

xend — close a graphics session

xinit — Initialization of a graphics driver

xs2bmp — send graphics to a file in BMP syntax

xs2emf — send graphics to a file in EMF syntax (Only for Windows)

xs2eps — save graphics to a Postscript file.

xs2fig — send graphics to a file in FIG syntax

xs2gif — send graphics to a file in GIF syntax

xs2jpg — send graphics to a file in JPG syntax

xs2pdf — save graphics to a PDF file.

xs2png — send graphics to a file in PNG syntax

xs2ppm — send graphics to a file in PPM syntax

xs2ps — send graphics to a file in PS syntax

xs2svg — save graphics to a SVG file.

XVIII. Graphics Library

GlobalProperty — to customize the objects appearance (curves, surfaces...) in a plot or surf command.

Graphics — graphics library overview

LineSpec — to quickly customize the lines appearance in a plot

Matplot — 2D plot of a matrix using colors

Matplot1 — 2D plot of a matrix using colors

Matplot_properties — description of the Matplot entities properties

Sfgrayplot — smooth 2D plot of a surface defined by a function using colors

Sgrayplot — smooth 2D plot of a surface using colors

addcolor — add new colors to the current colormap

alufunctions — pixel drawing functions

arc_properties — description of the Arc entity properties

autumncolormap — red through orange to yellow colormap

axes_properties — description of the axes entity properties

axis_properties — description of the axis entity properties

bar — bar histogram

barh — horizontal display of bar histogram

barhomogenize — homogenize all the bars included in the current working axes

bonecolormap — gray colormap with a light blue tone

captions — draw graph captions

champ — 2D vector field plot

champ1 — 2D vector field plot with colored arrows

champ_properties — description of the 2D vector field entity properties

clear_pixmap — erase the pixmap buffer

clf — clear or reset the current graphic figure (window) to default values

color — returns the color id of a color

color_list — list of named colors

colorbar — draw a colorbar

colordef — Set default color values to display different color schemes

colormap — using colormaps

Compound_properties — description of the Compound entity properties

contour — level curves on a 3D surface

contour2d — level curves of a surface on a 2D plot

contour2di — compute level curves of a surface on a 2D plot

contourf — filled level curves of a surface on a 2D plot

coolcolormap — cyan to magenta colormap

coppercolormap — black to a light copper tone colormap

copy — copy a graphics entity.

delete — delete a graphic entity and its children.

dragrect — Drag rectangle(s) with mouse

draw — draw an entity.

drawaxis — draw an axis

drawlater — makes axes children invisible.

drawnow — draw hidden graphics entities.

edit_curv — interactive graphic curve editor

errbar — add vertical error bars on a 2D plot

eval3d — values of a function on a grid

eval3dp — compute facets of a 3D parametric surface

event handler functions — Prototype of functions which may be used as event handler.

fac3d — 3D plot of a surface (obsolete)

fchamp — direction field of a 2D first order ODE

fcontour — level curves on a 3D surface defined by a function

fcontour2d — level curves of a surface defined by a function on a 2D plot

fec — pseudo-color plot of a function defined on a triangular mesh

fec_properties — description of the fec entities properties

fgrayplot — 2D plot of a surface defined by a function using colors

figure_properties — description of the graphics figure entity properties

fplot2d — 2D plot of a curve defined by a function

fplot3d — 3D plot of a surface defined by a function

fplot3d1 — 3D gray or color level plot of a surface defined by a function

gca — Return handle of current axes.

gce — Get current entity handle.

gcf — Return handle of current graphic window.

gda — Return handle of default axes.

gdf — Return handle of default figure.

ged — Scilab Graphic Editor

genfac3d — compute facets of a 3D surface

geom3d — projection from 3D on 2D after a 3D plot

get — Retrieve a property value from a graphics entity or an User Interface object.

get_figure_handle — get a figure handle from its id

getcolor — opens a dialog to show colors in the current colormap

getfont — dialog to select font . Obsolete function.

getlinestyle — dialog to select linestyle. Obsolete