| Absolute Maximum Value of a General Matrix | CALL SGAMX2D | DGAMX2D | CGAMX2D | ZGAMX2D | IGAMX2D (icontxt, scope, top, m, n, a, lda, ra, ca, rcflag, rdest, cdest) |
| Absolute Minimum Value of a General Matrix | CALL SGAMN2D | DGAMN2D | CGAMN2D | ZGAMN2D | IGAMN2D (icontxt, scope, top, m, n, a, lda, ra, ca, rcflag, rdest, cdest) |
| Sum of the Elements of a General Matrix | CALL SGSUM2D | DGSUM2D | CGSUM2D | ZGSUM2D | IGSUM2D (icontxt, scope, top, m, n, a, lda, rdest, cdest) |