Exercise algebra.equations.quadratic.no-abc
Description
solve a quadratic equation without abc-formula
Firsts
Rule topform.exit Location [0] Term "Just (TCon logic1.or [TCon relation1.eq [TVar \"x\",TNum 3],TCon relation1.eq [TVar \"x\",TNum 6]])" Focus "Just (TCon relation1.eq [TVar \"x\",TNum 3])" Environment