Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule quadraticequationstrategy.exit Location [0,0] Term "Just (TCon relation1.eq [TCon arith1.minus [TCon arith1.minus [TCon arith1.times [TNum 2,TCon arith1.power [TVar \"x\",TNum 2]],TCon arith1.times [TNum 6,TVar \"x\"]],TNum 3],TCon arith1.times [TCon arith1.plus [TVar \"x\",TNum 2],TCon arith1.plus [TVar \"x\",TNum 6]]])" Focus "Just (TCon arith1.minus [TCon arith1.times [TNum 2,TCon arith1.power [TVar \"x\",TNum 2]],TCon arith1.times [TNum 6,TVar \"x\"]])" Environment