gf-3.1.6: lib/src/api/SymbolicEng.gf
--# -path=.:present:mathematical:prelude resource SymbolicEng = Symbolic with (Symbol = SymbolEng), (Grammar = GrammarEng) ;
--# -path=.:present:mathematical:prelude resource SymbolicEng = Symbolic with (Symbol = SymbolEng), (Grammar = GrammarEng) ;