/ 2\ / 2\ / 2 \ / 2 \ \-2 + p /*\2 + p /*\2 + p - 2*p/*\2 + p + 2*p/
/ ___\ / ___\ / ___\ / ___\ \p + \/ 2 /*\p - \/ 2 /*\p + I*\/ 2 /*\p - I*\/ 2 /*(p + 1 + I)*(p + 1 - I)*(p + -1 + I)*(p + -1 - I)