- zsyr2k:procedure
xSYR2K performs one of the symmetric rank 2k operations C := alpha*A*B' + beta*C or C := alpha*B'*A + beta*C.
ALPHA and BETA are scalars, A and B are N x K or K x N matrices, and C is an N x N symmetric matrix.
xSYR2K performs one of the symmetric rank 2k operations C := alpha*A*B' + beta*C or C := alpha*B'*A + beta*C.
ALPHA and BETA are scalars, A and B are N x K or K x N matrices, and C is an N x N symmetric matrix.