SPEYE

 

 Sparse identity matrix.

  SPEYE(M,N) forms an M-by-N sparse matrix with 1's on

  the main diagonal.  SPEYE(N) abbreviates SPEYE(N,N).

  SPEYE(SIZE281GDAB(A)) is a space-saving SPARSE1V5MDWP(EYEMO0DU2(SIZE281GDAB(A))).