/ _____________\ / _____________\ / ____________\ / ____________\ | / ____ | | / ____ | | / ____ | | / ____ | \x + I*\/ -4 + \/ 19 /*\x - I*\/ -4 + \/ 19 /*\x + \/ 4 + \/ 19 /*\x - \/ 4 + \/ 19 /
(((x + i*sqrt(-4 + sqrt(19)))*(x - i*sqrt(-4 + sqrt(19))))*(x + sqrt(4 + sqrt(19))))*(x - sqrt(4 + sqrt(19)))