Elementary functions

Elementary functions

Description

elementary functions

  • abs - Absolute value
  • allfinite - Check if all array elements are finite.
  • angle - Phase angle
  • base2dec - Convert number in a base to decimal.
  • bernsteinMatrix - Bernstein matrix
  • bin2dec - Convert number in base 2 to decimal.
  • bin2num - Convert two's complement binary string to number.
  • blkdiag - Block diagonal matrix
  • cast - Converts variable to a different data type
  • ceil - Round up
  • circshift - Circular shift
  • complex - Creates an complex number.
  • conj - Complex conjugate
  • deal - Distribute inputs to outputs.
  • dec2base - Convert decimal number to another base.
  • dec2bin - Convert decimal number to base 2.
  • dec2hex - Convert decimal number to base 16.
  • exp - Exponential
  • factorial - Factorial function
  • filter - 1-D digital filter
  • find - Find Non-zero Elements
  • fix - Round towards zero
  • flip - Flip order of elements
  • flipdim - Flip array along specified dimension
  • fliplr - Flip order of elements left to right
  • flipud - Flip order of elements up to dow
  • floor - Round down
  • hadamard - Hadamard matrix
  • hankel - Hankel matrix
  • hex2dec - Convert number in base 16 to decimal.
  • hilb - Hilbert matrix
  • hypot - Square root of sum of squares
  • imag - Imaginary part of an complex number.
  • ind2sub - Linear index to matrix subscript values
  • invhilb - Inverse of Hilbert matrix
  • ipermute - Inverse permute array dimensions.
  • isapprox - Return true if arguments are approximately equal, within the precision.
  • iscolumn - Determine whether input is column vector.
  • istriu - Checks if matrix is diagonal.
  • isequal - Return true if all arguments x1, x2, ... , xn are equal (same dimensions, same values).
  • isequaln - Return true if all arguments x1, x2, ... , xn are equal (same dimensions, same values or NaNs).
  • isequalto - Return true if all arguments x1, x2, ... , xn are equal (same type, same dimensions, same values or NaNs).
  • isfinite - Check for finite entries.
  • isinf - Check for Infinity entries.
  • ismatrix - determines whether input is matrix or not
  • isnan - Check for Not a Number entries.
  • isrow - Determine whether input is row vector.
  • isscalar - Check if the input is a scalar
  • istril - Checks if matrix is lower triangular.
  • istriu - Checks if matrix is upper triangular.
  • isvector - Checks input is vector.
  • length - Length of an object.
  • linspace - linearly spaced vector constructor.
  • log - Natural logarithm.
  • log10 - Common logarithm (base 10).
  • log1p - log(1 + x) accurately for small values of x.
  • log2 - dissect floating-point numbers into base 2 exponent and mantissa.
  • logspace - logarithmically spaced vector constructor.
  • magic - Magic square
  • meshgrid - Cartesian rectangular grid in 2-D or 3-D.
  • minus - Subtraction, - operator
  • mod - Modulus after division.
  • ndgrid - Rectangular grid in N-D space
  • ndims - Number of dimensions of an array.
  • nextpow2 - Exponent of next higher power of 2
  • norm - Matrix and vector norms
  • normest - 2-norm estimate
  • nthroot - The real ๐‘›th root of real number.
  • num2bin - Convert number to binary representation.
  • numel - Number of elements.
  • permute - Permute array dimensions.
  • pinv - Moore-Penrose pseudoinverse
  • pow2 - Base 2 exponentiation and scaling of floating-point numbers.
  • real - Real part of an complex number.
  • rem - Remainder after division.
  • repmat - Replicate and tile an array.
  • reshape - Reshapes a vector or a matrix to a different size matrix.
  • rosser - Classic symmetric eigenvalue test problem.
  • rot90 - Rotate array 90 degrees.
  • round - Round to nearest integer
  • shiftdim - Shift array dimensions
  • sign - Find the sign function of a number.
  • size - Size of an object.
  • sqrt - Square root.
  • squeeze - Remove dimensions of length 1.
  • sub2ind - Matrix subscript values to linear index
  • substruct - Create structure argument for subsasgn or subsref
  • swapbytes - Swap byte ordering.
  • toeplitz - Toeplitz matrix
  • tril - Lower triangular part of matrix
  • triu - Upper triangular part of matrix
  • vander - Vandermonde matrix
  • wilkinson - Wilkinson's eigenvalue test matrix