def i_3Dual(func,alg,basisOfK3):
images= []
for i in basisOfK3:
images.append(func(i_3(i,alg)))
return functionOnKn(alg,basisOfK3,images)
def functionFactory(func,knBasis):
images = [func(chainMap(i,func.algebra)) for i in knBasis]
return functionOnKn(func.algebra, knBasis, images)
