Exercise algebra.inequalities.quadratic
Description
solve a quadratic inequation
Firsts
Rule zeroform.enter Location [] Term "Just (TCon relation1.eq [TCon arith1.times [TCon arith1.plus [TVar \"x\",TNum 2],TCon arith1.minus [TVar \"x\",TNum 8]],TNum 0])" Focus "Just (TCon relation1.eq [TCon arith1.times [TCon arith1.plus [TVar \"x\",TNum 2],TCon arith1.minus [TVar \"x\",TNum 8]],TNum 0])" Environment