||'''Book'''|| Advanced Engineering Mathematics || ||'''Author'''|| Erwin Kreyszig || ||'''Edition'''|| 8th Edition || /* code_begins */ {{{ var('x,y') f=vector([y**2,-x**2]) f a=vector([0,0]) b=vector([1,4]) b }}} /* code_ends */ * '''Solution by''': *, , *, , *, , *, , *, , *, ,