Exercise algebra.manipulation.rational.simplify
Description
simplify a rational expression (with a variable in a divisor)
Firsts
Rule simplifyrationalexpression.enter Location [0] Term "Just (TCon arith1.divide [TCon arith1.times [TCon arith1.plus [TVar \"a\",TNum 2],TCon arith1.minus [TVar \"a\",TNum 5]],TCon arith1.minus [TCon arith1.times [TVar \"a\",TCon arith1.minus [TVar \"a\",TNum 1]],TNum 20]])" Focus "Just (TCon arith1.times [TCon arith1.plus [TVar \"a\",TNum 2],TCon arith1.minus [TVar \"a\",TNum 5]])" Environment