Exercise algebra.inequalities.quadratic
Description
solve a quadratic inequation
Firsts
Rule generalform.exit Location [] Term "Just (TCon relation1.eq [TCon arith1.unary_minus [TCon arith1.times [TCon arith1.times [TNum 2,TVar \"x\"],TCon arith1.minus [TVar \"x\",TNum 5]]],TNum 0])" Focus "Just (TCon relation1.eq [TCon arith1.unary_minus [TCon arith1.times [TCon arith1.times [TNum 2,TVar \"x\"],TCon arith1.minus [TVar \"x\",TNum 5]]],TNum 0])" Environment