Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule generalform.enter Location [] Term "Just (TCon relation1.eq [TCon arith1.power [TCon arith1.plus [TCon arith1.times [TNum 2,TVar \"x\"],TNum 1],TNum 2],TNum 6])" Focus "Just (TCon relation1.eq [TCon arith1.power [TCon arith1.plus [TCon arith1.times [TNum 2,TVar \"x\"],TNum 1],TNum 2],TNum 6])" Environment