def zdt4_term

import unified-nsga-iii@0.2.2.0/problems.bend as Problems

import Base

213def zdt4_term(+xi: F32) -> F32:
214  F32.sub(F32.square(xi), F32.mul(10.0, F32.cos(F32.mul(F32.mul(4.0, F32.pi()), xi))))

Uses (6)