List of Built-In Commands and Functions

Programming

Variable setting
operator ()
break
case
catch
clear
continue
define
dumpvar
else
elseif
error
eval
exist
feval
for
function
help
if
info
inline
lasterr
nargin
nargout
otherwise
private
public
return
switch
try
use
which
while

Debugging

dbclear
dbcont
dbhalt
dbquit
dbstack
dbstatus
dbstep
dbstop
dbtype
profile
 
 

Arrays

operator []
operator ,
operator ;
operator :
diag
end
eye
find
fliplr
flipud
ind2sub
isempty
length
magic
ones
rand
randn
repmat
reshape
rot90
size
sort
sub2ind
tril
triu
unique
zeros

Strings

char
findstr
ischar
isempty
isletter
isspace
length
lower
setstr
sprintf
sscanf
strcmp
strcmpi
upper
 

Lists

operator {}
apply
join
isempty
islist
length
map
 
 

Structures

fieldnames
isfield
isstruct
rmfield
struct
 

Logical functions

operator ==
operator ===
operator ~=
operator ~==
operator <
operator >
operator <=
operator >=
operator ~
operator &
operator |
operator &&
operator ||
operator ?
all
any
bitand
bitcmp
bitget
bitor
bitshift
bitxor
false
find
ischar
isempty
isfinite
isinf
isletter
islogical
isnan
isnumeric
isspace
logical
true
xor

Constants

eps
false
i
inf
j
nan
pi
true
 

Arithmetic functions

operator +
operator -
operator *
operator .*
operator /
operator ./
operator \
operator .\
operator ^
operator .^
cov
cumprod
cumsum
diff
kron
max
mean
min
mod
prod
rem
sum
 
 

Scalar math functions

abs
acos
angle
asin
asinh
atan
atan2
atanh
ceil
conj
cos
cosh
double
exp
fix
floor
imag
log
log10
real
rem
round
sign
sin
sinc
sinh
sqrt
tan
tanh
 

Matrix math functions

operator '
operator .'
balance
chol
cond
conv2
det
eig
expm
fft
ifft
inv
norm
pinv
rank
svd
trace
 

Polynomial math functions

addpol
conv
deconv
filter
poly
polyder
polyval
roots
 

Non-Linear Numerical Functions

fminbnd
fzero
ode23
ode45
odeset
optimset
quad
 
 

Input/output

disp
error
fgetl
fgets
format
fprintf
fread
fscanf
fwrite
sprintf
sread
sscanf
swrite
warning
 

Files

fclose
fopen
fseek
ftell
 
 

Additional SysQuake math functions

c2dm
d2cm
dmargin
margin
movezero
ss2tf
tf2ss
 
 

Basic graphics

bar
button
circle
contour
barh
image
label
line
plot
plotoption
scale
settabs
slider
subplot
subplotparam
subplotpos
subplotprops
subplots
text
title
 

Graphics for dynamical systems

bodemag
bodephase
dbodemag
dbodephase
dimpulse
dinitial
dnichols
dnyquist
dsigma
dstep
erlocus
hgrid
hstep
impulse
initial
ngrid
nichols
nyquist
plotroots
rlocus
sgrid
sigma
step
zgrid

Dialog box

dialog
getfile
putfile

Time

clock
tic
toc

Miscellaneous

cancel
clc
clf
hasfeature
idlestate
redraw

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All rights reserved.