Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule generalform.exit Location [] Term "Just (TCon logic1.or [TCon relation1.eq [TNum 3,TVar \"x\"],TCon relation1.eq [TCon arith1.unary_minus [TNum 3],TVar \"x\"]])" Focus "Just (TCon logic1.or [TCon relation1.eq [TNum 3,TVar \"x\"],TCon relation1.eq [TCon arith1.unary_minus [TNum 3],TVar \"x\"]])" Environment