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this is a picture you have seen beforeby Frank Calegari

this is a picture you have seen before

by Frank Calegari


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#modular forms #number theory #frank calegari #algebra #mathematics #hyperbolic #imaginary numbers #√–1 #upper half plane #half-plane 
isomorphismes@isomorphismes
Mon, 04 Oct 2021 19:30:36
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