Check that arguments are conformable for matrix addition --------------------------------------------------------
^matcfa^ argname1 argname2
Description -----------
^matcfa^ checks that
matrix newmat = argname1 + argname2
would execute correctly: that is argname1 and argname2 name matrices with the same dimensions. If not, an error message will be issued.
Remarks -------
^matcfa^ is likely to be most useful within matrix programs.
Example -------
. ^matcfa A B^
Author ------
Nicholas J. Cox, University of Durham, U.K. n.j.cox@@durham.ac.uk