Top network posts

• 10 Homology group of $X=\operatorname{SL}(2,\mathbb{R})/\operatorname{SL}(2,\mathbb{Z})$
• 8 Riccati-type recurrence: infinitely many sign changes?
• 7 Is the intersection of ramification groups in upper numbering of a $p$-adic local field trivial?
• 7 What do we know about the ramification of the modularity map $X_0(N)\to E$?
• 5 Linear representation of the free metabelian / 2-step nilpotent profinite groups on 2 generators
• 5 What is the fundamental group of this complex surface?
• 5 Epimorphism between free Abelian groups
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