isreal

PURPOSE

ISREAL True for matrix that contains only real elements.

SYNOPSIS

function t = isreal(x)

DESCRIPTION

ISREAL True for matrix that contains only real elements.
       ISREAL(X) returns 1 if all elements in X have zero
       imaginary part.

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by:

timeplt TIMEPLT time series stack plots with Gregorian Time labels on x axes

SOURCE CODE

0001 function t = isreal(x)
0002 %ISREAL True for matrix that contains only real elements.
0003 %       ISREAL(X) returns 1 if all elements in X have zero
0004 %       imaginary part.
0005 
0006 %       Clay M. Thompson 10-9-92
0007 %       Copyright (c) 1992 by The MathWorks, Inc.
0008 %       $Revision: 1.4 $  $Date: 1993/09/09 19:36:19 $
0009 
0010 t = all(all(imag(x)==0));
0011