Accessing non-abelian quotients of the Grothendieck-Teichmueller group via elementary tools

Ivan Bortnovskyi, Vasily A. Dolgushev, Borys Holikov +1

Many challenging questions about the Grothendieck-Teichmueller group, $GT$, are motivated by the fact that this group receives the injective homomorphism (called the Ihara embeddin…