getting masks

[John W. Eaton]

On 24-May-1999, Artur Jorge Azevedo Carvalho <address@hidden> wrote:

| hi! how can i do in an oct file the following:
| a=[
| 1.1 1.2 3.2
| 1.4 0.0 2.3
| 6.3 -5.1 1.1
| ]
| a!=0 to give
| [
| 1 1 1
| 1 0 1
| 1 1 1
| ]
| 
| the best way i've found to do this was:
| a=Matrix(!!a);
| 
| to give the same result, but it has to exist a better way to do this...

There is no special function for this in the 2.0.x Octave sources.
You have to use loops.

jwe