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- % Elementary matrices and matrix manipulation.
- %
- % Elementary matrices.
- % zeros - Zeros matrix.
- % ones - Ones matrix.
- % eye - Identity matrix.
- % rand - Uniformly distributed random numbers.
- % randn - Normally distributed random numbers.
- % linspace - Linearly spaced vector.
- % logspace - Logarithmically spaced vector.
- % meshgrid - X and Y arrays for 3-D plots.
- % : - Regularly spaced vector.
- %
- % Special variables and constants.
- % ans - Most recent answer.
- % eps - Floating point relative accuracy.
- % realmax - Largest floating point number.
- % realmin - Smallest positive floating point number.
- % pi - 3.1415926535897....
- % i, j - Imaginary unit.
- % inf - Infinity.
- % NaN - Not-a-Number.
- % flops - Count of floating point operations.
- % nargin - Number of function input arguments.
- % nargout - Number of function output arguments.
- % computer - Computer type.
- % isieee - True for computers with IEEE arithmetic.
- % why - Succinct answer.
- % version - MATLAB version number.
- %
- % Time and dates.
- % clock - Wall clock.
- % cputime - Elapsed CPU time.
- % date - Calendar.
- % etime - Elapsed time function.
- % tic, toc - Stopwatch timer functions.
- %
- % Matrix manipulation.
- % diag - Create or extract diagonals.
- % fliplr - Flip matrix in the left/right direction.
- % flipud - Flip matrix in the up/down direction.
- % reshape - Change size.
- % rot90 - Rotate matrix 90 degrees.
- % tril - Extract lower triangular part.
- % triu - Extract upper triangular part.
- % : - Index into matrix, rearrange matrix.
- %
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- % Copyright (c) 1984-93 by The MathWorks, Inc.
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