Proves H^{binom(n,2)}(Γ_{0,n}^+(p); ℚ) vanishes for p in {2,3,5,7,13} (n≥3) and p≤6n-14, and is nonzero for n=2 (all p) and n=3 (p not in that set).
The high-degree rational cohomology of
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
math.AT 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Top-dimensional rational cohomology of the congruence subgroup $\Gamma_{0,n}^+(p)$
Proves H^{binom(n,2)}(Γ_{0,n}^+(p); ℚ) vanishes for p in {2,3,5,7,13} (n≥3) and p≤6n-14, and is nonzero for n=2 (all p) and n=3 (p not in that set).