PolynomialMutation.deltaq: def of unified-nsga-iii@0.2.2.0
Import: import unified-nsga-iii@0.2.2.0/polynomial_mutation.bend as PolynomialMutation
Lines 63-64 of unified-nsga-iii@0.2.2.0/polynomial_mutation.bend: https://jend.leeeet.dev/read.txt?path=unified-nsga-iii@0.2.2.0/polynomial_mutation.bend&start_line=63&end_line=64

import Base

def deltaq(+eta: F32, +mut_pow: F32, +delta1: F32, +delta2: F32, +rand: F32) -> F32:
  deltaq.pick(eta, mut_pow, delta1, delta2, rand, F32.is_lt(rand, 0.5))

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.is_lt
  https://jend.leeeet.dev/definition.txt?path=unified-nsga-iii@0.2.2.0/polynomial_mutation.bend&name=deltaq.pick