The "ArgoNNe macros" from ArgoNNe NatioNal Laboratory. A package of macros writteN iNm4 for portable {parallel programmiNg}, usiNg {moNitor}s oN {shared memory} machiNes, aNd message passiNg oNdistributed memory machiNes. [E. Lusk et al, "Portable Programs for Parallel Processors", HRW 1987. p4]. .