Matlab-Scilab equivalents

• A
  • abs (Matlab function) — Absolute value and complex magnitude
  • acos (Matlab function) — Inverse cosine
  • acosh (Matlab function) — Inverse hyperbolic cosine
  • acot (Matlab function) — Inverse cotangent
  • acoth (Matlab function) — Inverse hyperbolic cotangent
  • acsc (Matlab function) — Inverse cosecant
  • acsch (Matlab function) — Inverse hyperbolic cosecant
  • all (Matlab function) — Test to determine if all elements are nonzero
  • angle (Matlab function) — Phase angle
  • any (Matlab function) — Test to determine if any nonzeros elements
  • asec (Matlab function) — Inverse secant
  • asech (Matlab function) — Inverse hyperbolic secant
  • asin (Matlab function) — Inverse sine
  • asinh (Matlab function) — Inverse hyperbolic sine
  • atan (Matlab function) — Two-quadrant inverse tangent
  • atan2 (Matlab function) — Four-quadrant inverse tangent
  • atanh (Matlab function) — Inverse hyperbolic tangent
• B
  • balance (Matlab function) — Diagonal scaling to improve eigenvalue accuracy
  • bar (Matlab function) — Bar histogram
  • barh (Matlab function) — Bar histogram horizontal
  • beep (Matlab function) — Produce a beep sound
  • besseli (Matlab function) — Modified Bessel functions of the first kind
  • besselj (Matlab function) — Bessel functions of the first kind
  • besselk (Matlab function) — Modified Bessel functions of the second kind
  • bessely (Matlab function) — Bessel functions of the second kind
  • beta (Matlab function) — Beta function
  • bin2dec (Matlab function) — Returns the integer corresponding to a Given binary representation
  • bitand (Matlab function) — The AND of two integers
  • bitcmp (Matlab function) — The binary complementary of an integer
  • bitget (Matlab function) — Gets the bit of an integer whose the position is given in the input argument
  • bitor (Matlab function) — The OR of two integers
  • bitxor (Matlab function) — Returns the exclusive OR of two integers
  • blanks (Matlab function) — A string of blanks
  • blkdiag (Matlab function) — Construct block diagonal matrix from input arguments
  • box (Matlab function) — Display axes border
  • break (Matlab function) — Terminate execution of a for loop or while loop
• C
  • case (Matlab function) — Case switch
  • cat (Matlab function) — Arrays concatenation
  • cd (Matlab function) — Change/get working directory
  • ceil (Matlab function) — Round up
  • cell (Matlab function) — Create cell array
  • cell2mat (Matlab function) — Convert a cell array into a matrix
  • cellstr (Matlab function) — Convert strings vector (or strings matrix) into a cell of strings
  • chol (Matlab function) — Cholesky factorization
  • cla (Matlab function) — Clear current axes
  • clc (Matlab function) — Clear Command Window
  • clear (Matlab function) — Remove items from workspace, freeing up system memory
  • clf (Matlab function) — Clear current figure window
  • clock (Matlab function) — Current time as a date vector
  • close (Matlab function) — Delete specified figure
  • closereq (Matlab function) — Default figure close request function
  • colordef (Matlab function) — Set default property values to display different color schemes
  • complex (Matlab function) — Returns the complex form corresponding to the given real part and imaginary part
  • conj (Matlab function) — Complex conjugate
  • continue (Matlab function) — Keyword to pass control to the next iteration of a loop
  • conv (Matlab function) — 1-D Convolution
  • conv2 (Matlab function) — 2-D Convolution
  • cos (Matlab function) — Cosine
  • cosh (Matlab function) — Hyperbolic cosine
  • cot (Matlab function) — Cotangent
  • coth (Matlab function) — Hyperbolic cotangent
  • cputime (Matlab function) — Elapsed CPU time
  • csc (Matlab function) — Cosecant
  • csch (Matlab function) — Hyperbolic cosecant
  • cumprod (Matlab function) — Cumulative product
  • cumsum (Matlab function) — Cumulative sum
• D
  • date (Matlab function) — Current date string
  • dec2bin (Matlab function) — The binary representation of a decimal number
  • dec2hex (Matlab function) — Decimal to hexadecimal number conversion
  • delete (Matlab function) — Delete files or graphics objects
  • det (Matlab function) — Determinant
  • diag (Matlab function) — Diagonal including or extracting
  • diary (Matlab function) — Save session to a file
  • diff (Matlab function) — Differences and approximate derivatives
  • dir (Matlab function) — Display directory listing
  • disp (Matlab function) — Display text or array
  • display (Matlab function) — Overloaded method to display an object
  • doc (Matlab function) — Display online documentation
  • docopt (Matlab function) — Web browser for UNIX platforms
  • dos (Matlab function) — Execute a UNIX command and return result
  • double (Matlab function) — Conversion to double precision
  • drawnow (Matlab function) — Complete pending drawing events
• E
  • echo (Matlab function) — Echo lines during execution
  • eig (Matlab function) — Find eigenvalues and eigenvectors
  • eigs (Matlab function) — Subset of eigenvalues and eigenvectors
  • else (Matlab function) — Conditionally execute statements
  • elseif (Matlab function) — Conditionally execute statements
  • erf (Matlab function) — Error function
  • erfc (Matlab function) — Complementary error function
  • erfcx (Matlab function) — Scaled complementary error function
  • error (Matlab function) — Display error messages
  • etime (Matlab function) — Elapsed time
  • eval (Matlab function) — Execute a string containing an instruction/expression
  • exist (Matlab function) — Check if a variable or file exists
  • exit (Matlab function) — Ends current session
  • exp (Matlab function) — Exponential
  • expm (Matlab function) — Matrix exponential
  • eye (Matlab function) — Identity matrix
• F
  • factor (Matlab function) — Prime numbers decomposition
  • false (Matlab function) — False array
  • fclose (Matlab function) — Close one or more open files
  • feof (Matlab function) — Test for end-of-file
  • ferror (Matlab function) — Query about errors in file input or output
  • feval (Matlab function) — Function evaluation
  • fft (Matlab function) — Discrete Fourier transform
  • fftshift (Matlab function) — Shift zero-frequency component of discrete Fourier transform to center of spectrum
  • fgetl (Matlab function) — Read line(s) from file, discard newline character
  • fgets (Matlab function) — Read line from file, keep newline character
  • fileparts (Matlab function) — Return filename parts
  • filesep (Matlab function) — Return the directory separator for this platform
  • find (Matlab function) — Find indices and values of nonzero elements
  • findstr (Matlab function) — Find one string within another
  • fix (Matlab function) — Round towards zero
  • fliplr (Matlab function) — Flip matrix in left/right direction
  • flipud (Matlab function) — Flip matrix in up/down direction
  • floor (Matlab function) — Round down
  • fopen (Matlab function) — Open a file or obtain information about open files
  • for (Matlab function) — Repeat statements a specific number of times
  • format (Matlab function) — Control display format for output
  • fprintf (Matlab function) — Write formatted data to file
  • fread (Matlab function) — Read binary data to a file
  • frewind (Matlab function) — Move the file position indicator to the beginning of an open file
  • fscanf (Matlab function) — Read formatted data to file
  • fseek (Matlab function) — Set file position indicator
  • ftell (Matlab function) — Get file position indicator
  • full (Matlab function) — Convert sparse matrix to full matrix
  • fullfile (Matlab function) — Build a full filename from parts
  • function (Matlab function) — Function definition
  • fwrite (Matlab function) — Write binary data to a file
• G
  • gamma (Matlab function) — Gamma function
  • gammaln (Matlab function) — Logarithm of gamma function
  • getenv (Matlab function) — Get environment variable
  • global (Matlab function) — Define a global variable
  • graymon (Matlab function) — Set graphics defaults for gray-scale monitors
  • grid (Matlab function) — Grid lines for two- and three-dimensional plots
• H
  • hankel (Matlab function) — Hankel matrix
  • help (Matlab function) — Display help
  • helpbrowser (Matlab function) — Display Help browser for access to full online documentation
  • helpdesk (Matlab function) — Display Help browser
  • helpwin (Matlab function) — Provide access to and display help for all functions
  • hess (Matlab function) — Hessenberg form of a matrix
  • hold (Matlab function) — Hold current graph
  • home (Matlab function) — Move the cursor to the upper left corner of the Command Window
  • horzcat (Matlab function) — Horizontal concatenation
• I
  • if (Matlab function) — Conditionally execute statements
  • ifft (Matlab function) — Inverse discrete Fourier transform
  • ifftshift (Matlab function) — Inverse FFT function
  • imag (Matlab function) — Complex imaginary part
  • input (Matlab function) — Request user input
  • int16 (Matlab function) — Convert to 16-bit signed integer
  • int32 (Matlab function) — Convert to 32-bit signed integer
  • int8 (Matlab function) — Convert to 8-bit signed integer
  • interp1 (Matlab function) — One_dimension interpolation function
  • inv (Matlab function) — Matrix inverse
  • isa (Matlab function) — Detect an object of a given type
  • iscell (Matlab function) — Determine if input is a cell array
  • ischar (Matlab function) — Determine if item is a character array
  • isdir (Matlab function) — Determine if item is a directory
  • isempty (Matlab function) — True for empty matrix
  • isequal (Matlab function) — Determine if arrays are numerically equal
  • isfield (Matlab function) — Determine if input is a structure array field
  • isfinite (Matlab function) — True for finite elements
  • isglobal (Matlab function) — Determine if item is a global variable
  • ishandle (Matlab function) — Determines if values are valid graphics object handles
  • ishold (Matlab function) — Return hold state
  • isinf (Matlab function) — True for infinite elements
  • isinteger (Matlab function) — Detect whether an array has integer data type
  • isletter (Matlab function) — True for letters of the alphabet
  • islogical (Matlab function) — Determine if item is a logical array
  • ismember (Matlab function) — Data sets membership comparison
  • isnan (Matlab function) — Detect NaN elements of an array
  • isnumeric (Matlab function) — Determine if input is a numeric array
  • ispc (Matlab function) — Determine if PC (Windows) version
  • isreal (Matlab function) — Determine if all array elements are real numbers
  • isscalar (Matlab function) — Determine if input is scalar
  • isspace (Matlab function) — Detect elements that are ASCII white spaces
  • issparse (Matlab function) — Test if matrix is sparse
  • isstr (Matlab function) — Determine if item is a character array
  • isstruct (Matlab function) — Determine if input is a structure array
  • isunix (Matlab function) — Determine if Unix version
  • isvector (Matlab function) — Determine if input is a vector
• K
  • keyboard (Matlab function) — Invoke the keyboard in a file
  • kron (Matlab function) — Kronecker tensor product
• L
  • length (Matlab function) — Length of vector
  • linspace (Matlab function) — Linearly spaced vector
  • load (Matlab function) — Load workspace variables from disk
  • log (Matlab function) — Natural logarithm
  • log10 (Matlab function) — Common (base 10) logarithm
  • log2 (Matlab function) — Base 2 logarithm and dissect floating point number
  • logical (Matlab function) — Convert numeric values to logical
  • lookfor (Matlab function) — Search for specified keyword in all help entries
  • lower (Matlab function) — Convert string to lower case
  • lu (Matlab function) — LU matrix factorization
• M
  • max (Matlab function) — Maximum
  • min (Matlab function) — Minimum
  • mkdir (Matlab function) — Make new folder
  • mod (Matlab function) — Modulus after division
  • more (Matlab function) — Display Command Window output one screenful at a time
• N
  • nargin (Matlab function) — Number of function input arguments
  • nargout (Matlab function) — Number of function output arguments
  • ndims (Matlab function) — Number of array dimensions
  • norm (Matlab function) — Vector and matrix norms
  • nthroot (Matlab function) — Real nth root of real numbers
  • null (Matlab function) — Null space of a matrix
  • num2str (Matlab function) — Number to string conversion
• O
  • ones (Matlab function) — Create an array of all ones
  • otherwise (Matlab function) — Default part of switch/select statement
  • pause (Matlab function) — Halt execution temporarily
• Operators
  • + (Matlab operator) — Plus
  • & (Matlab operator) — Logical AND
  • : (Matlab operator) — Colon
  • .\ (Matlab operator) — Elementwise left division
  • .* (Matlab operator) — Elementwise multiplication
  • .^ (Matlab operator) — Elementwise exponent
  • ./ (Matlab operator) — Elementwise right division
  • .' (Matlab operator) — Elementwise transpose
  • == (Matlab operator) — Equal to
  • > (Matlab operator) — Greater than
  • >= (Matlab operator) — Greater or equal to
  • \ (Matlab operator) — Left division
  • < (Matlab operator) — Smaller than
  • <= (Matlab operator) — Smaller or equal to
  • * (Matlab operator) — Multiplication
  • ~ (Matlab operator) — Negation
  • ~= (Matlab operator) — Not equal to
  • | (Matlab operator) — Logical OR
  • ^ (Matlab operator) — Exponent
  • / (Matlab operator) — Right division
  • - (Matlab operator) — Minus
  • ' (Matlab operator) — Transpose
• P
  • perms (Matlab function) — Array of all permutations of vector components
  • permute (Matlab function) — Permute the dimensions of an array
  • pie (Matlab function) — circular graphic
  • plot (Matlab function) — Linear 2-D plot
  • pow2 (Matlab function) — Base 2 power and scale floating-point numbers
  • primes (Matlab function) — Returns the primes numbers included between 1 and given number
  • prod (Matlab function) — Product of array elements
• Q
  • qr (Matlab function) — Orthogonal-triangular decomposition
  • quit (Matlab function) — Terminate session
• R
  • rand (Matlab function) — Uniformly distributed random numbers and arrays
  • randn (Matlab function) — Normally distributed random numbers and arrays
  • randperm (Matlab function) — Uniformly distributed random numbers and arrays
  • rcond (Matlab function) — Matrix reciprocal condition number estimate
  • real (Matlab function) — Real part of a complex number
  • realmax (Matlab function) — Largest positive floating-point number
  • realmin (Matlab function) — Smallest positive floating-point number
  • rem (Matlab function) — Remainder after division
  • repmat (Matlab function) — Replicate and tile an array
  • reshape (Matlab function) — Reshape array
  • return (Matlab function) — Return to the invoking function
  • round (Matlab function) — Round to nearest integer
• S
  • save (Matlab function) — Save workspace variables from disk
  • schur (Matlab function) — Schur decomposition
  • setstr (Matlab function) — Set string flag
  • sign (Matlab function) — Signum function
  • sin (Matlab function) — Sine
  • sinh (Matlab function) — Hyperbolic sine
  • size (Matlab function) — Array dimension
  • sort (Matlab function) — Sort elements in ascending order
  • sparse (Matlab function) — Create sparse matrix
  • sqrt (Matlab function) — Square root
  • strcmp (Matlab function) — Compare strings
  • strcmpi (Matlab function) — Compare strings ignoring case
  • strfind (Matlab function) — Find one string within another
  • strrep (Matlab function) — String search and replace
  • struct (Matlab function) — Create struct array
  • sum (Matlab function) — Sum of array elements
  • surf (Matlab function) — 3-D surface plot
  • svd (Matlab function) — Singular value decomposition
  • switch (Matlab function) — Switch among several cases based on expression
• T
  • tan (Matlab function) — Tangent
  • tanh (Matlab function) — Hyperbolic tangent
  • tic (Matlab function) — Starts a stopwatch timer
  • title (Matlab function) — Display a title on a graphic window
  • toc (Matlab function) — Read the stopwatch timer
  • toeplitz (Matlab function) — Toeplitz matrix
  • tril (Matlab function) — Lower triangular part of a matrix
  • triu (Matlab function) — Upper triangular part of a matrix
  • true (Matlab function) — True array
  • type (Matlab function) — List file
• U
  • uigetdir (Matlab function) — Standard dialog box for selecting a directory
  • uint16 (Matlab function) — Convert to 16-bit unsigned integer
  • uint32 (Matlab function) — Convert to 32-bit unsigned integer
  • uint8 (Matlab function) — Convert to 8-bit unsigned integer
  • unix (Matlab function) — Execute a UNIX command and return result
  • upper (Matlab function) — Convert string to upper case
• V
  • varargin (Matlab function) — Pass variable numbers of arguments
  • varargout (Matlab function) — Return variable numbers of arguments
  • vertcat (Matlab function) — Vertical concatenation
• Variables
  • ans (Matlab variable) — The most recent answer
  • end (Matlab variable) — Last index
  • eps (Matlab variable) — Floating-point relative accuracy
  • i (Matlab variable) — Imaginary unit
  • j (Matlab variable) — Imaginary unit
  • pi (Matlab variable) — Ratio of a circle's circumference to its diameter
• W
  • waitforbuttonpress (Matlab function) — Wait for key or mouse button press
  • warning (Matlab function) — Display warning messages
  • while (Matlab function) — Repeat statements an indefinite number of times
  • who (Matlab function) — List variables in the workspace
  • whos (Matlab function) — List variables in the workspace
  • winqueryreg (Matlab function) — Get item from Microsoft Windows registry
• X
  • xlabel (Matlab function) — Display a string along the x axis
• Y
  • ylabel (Matlab function) — Display a string along the y axis
• Z
  • zeros (Matlab function) — Create an array of all zeros
  • zlabel (Matlab function) — Display a string along the z axis