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 11],TCon relation1.eq [TCon arith1.minus [TVar \"x\",TNum 1],TCon arith1.unary_minus [TNum 10]]])" Focus "Just (TCon relation1.eq [TVar \"x\",TNum 11])" Environment