
 Usage

Returns a gray colormap. The syntax for its use is

     y = gray



 Example

Here is an example of an image displayed with the gray
colormap

  --> x = linspace(-1,1,512)'*ones(1,512);
  --> y = x';
  --> Z = exp(-(x.^2+y.^2)/0.3);
  --> image(Z);
  --> colormap(gray);

which results in the following image
 gray1.png

* FreeMat_Documentation
* Handle-Based_Graphics
* Generated on Thu Jul 25 2013 17:17:21 for FreeMat by
  doxygen_ 1.8.1.1

