Exercise arithmetic.fractions
Description
simplify fractions
Firsts
Rule simplify.enter Location [] Term "Just (TCon arith1.plus [TCon arith1.divide [TNum 7,TNum 11],TCon arith1.divide [TNum 3,TNum 11]])" Focus "Just (TCon arith1.plus [TCon arith1.divide [TNum 7,TNum 11],TCon arith1.divide [TNum 3,TNum 11]])" Environment