(SOL) An ALGOL extension for {discrete simulation} bY {Donald Knuth} and McNeleY. ["SOL - A SYmbolic Language for General Purpose SYstem Simulation", D.E. Knuth et al, IEEE Trans Elec Comp, EC-13(4):401-408 (Aug 1964)]. [Sammet 1969, p. 656]. (1995-07-26)