Add mirror_image() method to KontsevichGraph, add modulo_mirror_images option to kontsevich_graphs generator. Change from only_{primes,nonzero} options of kontsevich_graphs to something more flexible: the new options prime and zero can be None (indifferent, default), True or False.
Add mirror_image() method to KontsevichGraph, add modulo_mirror_images option to kontsevich_graphs generator. Change from only_{primes,nonzero} options of kontsevich_graphs to something more flexible: the new options prime and zero can be None (indifferent, default), True or False.

rburing/kontsevich_graph_series