Exercise arithmetic.fractions
Description
simplify fractions
Firsts
Rule simplify.enter Location [1] Term "Just (TCon arith1.plus [TCon arith1.divide [TNum 9,TNum 6],TCon arith1.divide [TNum 2,TNum 3]])" Focus "Just (TCon arith1.divide [TNum 2,TNum 3])" Environment