Exercise algebra.manipulation.rational.simplify
Description
simplify a rational expression (with a variable in a divisor)
Firsts
Rule algebra.equations.quadratic.nice-factors Location [1,1] Term "Just (TCon arith1.divide [TCon arith1.minus [TCon arith1.power [TVar \"a\",TNum 2],TNum 9],TCon arith1.times [TCon arith1.times [TVar \"a\",TCon arith1.minus [TVar \"a\",TNum 1]],TCon arith1.minus [TVar \"a\",TNum 3]]])" Focus "Just (TCon arith1.minus [TVar \"a\",TNum 3])" Environment