- zherk:: ORDER * UPLO * TRANS * N * K * ALPHA * A * BETA * C [LDA * LDB * LDC] -> F64VECTOR procedure
xHERK performs one of the hermitian rank k operations C := alpha*A*conjg(A') + beta*C or C := alpha*conjg(A')*A + beta*C.
ALPHA and BETA are scalars, A is an N x K or K x N matrix, and C is an N x N hermitian matrix.