Partial Differential Equation Language. A preprocessor for PL/I. ["PDEL - A Language for Partial Differential Equations", A.F. Cardenas, CACM 13(3):184-191 (Mar 1970)].

In addition suitable contents:
[ = ] [ ACM ] [ ag ] [ al ] [ am ] [ an ] [ ar ] [ arc ] [ as ] [ at ] [ C ] [ CA ] [ CACM ] [ ch ] [ CM ] [ D ] [ de ] [ du ] [ E ] [ er ] [ es ] [ fi ] [ file ] [ fo ] [ for ] [ ge ] [ gu ] [ h ] [ hr ] [ id ] [ iff ] [ il ] [ io ] [ Lex ] [ M ] [ mo ] [ mod ] [ module ] [ na ] [ ng ] [ ns ] [ PD ] [ ph ] [ PL/I ] [ pr ] [ preprocessor ] [ process ] [ processor ] [ query ] [ rc ] [ re ] [ ro ] [ se ] [ so ] [ ua ]