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mxGetEps (C and Fortran)

Value of EPS

C Syntax

#include "matrix.h"
double mxGetEps(void);

Fortran Syntax

real*8 mxGetEps

Returns

Value of the MATLAB® eps variable

Description

Call mxGetEps to return the value of the MATLAB eps variable. This variable holds the distance from 1.0 to the next largest floating-point number. As such, it is a measure of floating-point accuracy. The MATLAB pinv and rank functions use eps as a default tolerance.

Examples

See the following examples in matlabroot/extern/examples/mx.

Introduced before R2006a

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