Examples
[x2]=cdel(x,[1;5;32]) |  |  |
removes columns from a Div structure
xc= cdel(x,index);
a matrix (n x q) or a Div structure
an integer or a vector of integers corresponding to the columns to be removed
a Div structure; xc.d does no longer contain the columns corresponding to index
[x2]=cdel(x,[1;5;32]) | | |