HP MLIB User's Guide Vol. 1 7th Ed.

456 HP MLIB User’s Guide
SBELMM/DBELMM/CBELMM/ZBELMM Block Ellpack matrix-matrix multiply
bindx( ) Two dimensional blda-by-maxbnz array such that
bindx (i, :) consists of the block column indices of the
nonzero blocks in block row i, padded by the integer
value i if the number of nonzero blocks is less than
maxbnz.
maxbnz Max number of nonzero blocks per row.
lb Row and column dimension of the dense blocks
composing val.
b( ) Rectangular array with leading dimension ldb.
ldb Leading dimension of b.
beta Scalar parameter.
c( ) Rectangular arrary with leading dimension ldc.
ldc Leading dimension of c.
work( ) Scratch array of length lwork. Not used.
lwork Length of work array.