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David Loeffler
  • Member for 11 years
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19 votes
Accepted

*WHY* are half-integral weight modular forms defined on congruence subgroups of level 4N?

18 votes
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Math symbols displayed in Fermat's Last Theorem documentary

13 votes
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Book recommendations for commutative algebra and algebraic number theory

13 votes
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Is there a procedure to determine whether a given number is a root of unity?

11 votes

rational points of an algebraic variety

11 votes

Approximation Lemma in Serre's Local Fields

9 votes
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What is the standard definition of an ordinary (local) $p$-adic Galois representation?

8 votes
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Preparation for a modular forms course

8 votes

A few questions about $\mathbb{Q}$-models of modular curves (curves given by congruence groups)

8 votes
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More on the versions of the Peter-Weyl theorem

8 votes
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p-adic modular form example

8 votes
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L-function for Dirichlet characters vs Hecke character

8 votes

Maximal real subfield of $\mathbb{Q}(\zeta )$

7 votes
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Why does having an integral model make étale cohomology unramified?

7 votes
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Representations of SL(2) as an algebraic group

7 votes
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Agreement of $q$-expansion of modular forms

7 votes
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How often is an irreducible polynomial irreducible?

7 votes

Norm map of totally ramified extension

7 votes
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Fundamental Unit In Algebraic Fields

7 votes
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Split groups and quasi-split groups.

6 votes
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Dense rational points of an elliptic curve

6 votes
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Computing the endomorphism ring of an elliptic curve over a finite field (using SAGE)

6 votes
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How many coefficients do you need to determine a modular form

6 votes
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What is the significance of Coleman maps arising in Iwasawa theory?

6 votes
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Group structure of $\Gamma_{0}(2)$

6 votes
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Interpretation of $S$-ideal class group

6 votes
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Epsilon conjecture analog

6 votes
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Is $\eta^{24}(\tau)\,j(\tau) = {E_4}^3(q)$?

6 votes
Accepted

When are two modular functions equal?

6 votes

Does $\log p$ make sense in a finite extension of $\mathbb{Q}_q$?

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