Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule quadraticequationstrategy.enter Location [] Term "Just (TCon relation1.eq [TNum 31,TCon arith1.plus [TCon arith1.plus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 8,TVar \"x\"]],TNum 16]])" Focus "Just (TCon relation1.eq [TNum 31,TCon arith1.plus [TCon arith1.plus [TCon arith1.power [TVar \"x\",TNum 2],TCon arith1.times [TNum 8,TVar \"x\"]],TNum 16]])" Environment