Level 1 BLAS-like vector ops Node1 Level 1 BLAS-like vector ops Node3 lacgv:          conjugate vector Node1->Node3 Node4 lasrt:          sort vector Node1->Node4 Node5 lassq:          sum -of-squares, avoiding over/underflow Node1->Node5 Node6 rscl:           scale vector by reciprocal Node1->Node6 Node2 BLAS-like Node2->Node1 .