If you don&#x27;t follow how it came mathematicians have so much trouble with some papers:<p>This is part I — <a href="http:&#x2F;&#x2F;www.kurims.kyoto-u.ac.jp&#x2F;~motizuki&#x2F;Inter-universal%20Teichmuller%20Theory%20I.pdf" rel="nofollow">http:&#x2F;&#x2F;www.kurims.kyoto-u.ac.jp&#x2F;~motizuki&#x2F;Inter-universal%20...</a>