MathOverflow

0

votes

0

answers

38

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Proving the Riemann Hypothesis

tag-removed

16m ago Wadim Zudilin 4,195●1●7●28

0

votes

0

answers

5

views

Interpolation on real Riemann surfaces

riemann-surfaces ag.algebraic-geometry

26m ago Liran 29●1●4

1

vote

1

answer

48

views

stability of Riemann surface with boundary

riemann-surfaces moduli-spaces

43m ago Dmitri 5,531●6●28

2

votes

3

answers

405

views

Function satisfying $f^{-1} =f'$

real-analysis

48m ago Chandru1 197●5

5

votes

5

answers

970

views

Expressing adj(A) as a polynomial in A?

ra.rings-and-algebras ac.commutative-algebra

1h ago Pierre-Yves Gaillard 173●1●1●8

1

vote

0

answers

125

views

Combinations of multisets with finite multiplicities

co.combinatorics reference-request

1h ago H. M. Šiljak 507●3●11

1

vote

1

answer

198

views

Does the category of Hilbert spaces possess a product?

hilbert-space ct.category-theory

1h ago Mark Schwarzmann 261●7

2

votes

2

answers

73

views

Irreducible components of quotients of Cohen-Macaulay rings of the “correct” dimension

ac.commutative-algebra ag.algebraic-geometry cohen-macaulay-rings

1h ago damiano 1,832●1●9

14

votes

2

answers

107

views

When does graph minor containment imply subgraph containment?

graph-theory

2h ago David Eppstein 5,079●1●8●20

3

votes

0

answers

46

views

A geometric interpretation of the Levi-Civi\`ta connection?

dg.differential-geometry geometry riemannian-geometry principal-bundles connections

2h ago algori 6,869●1●7●35

5

votes

2

answers

1k

views

How many people fully understand the proof of Fermat’s Last Theorem?

soft-question

2h ago Powerpuff 47●2

9

votes

0

answers

154

views

Order matters when choosing sets

co.combinatorics

2h ago Gil Kalai 3,188●3●21●51

2

votes

2

answers

230

views

Relationship between topological cohomology and $\ell$-adic cohomology

etale-cohomology toric-variety

2h ago Torsten Ekedahl 5,880●1●3●20

1

vote

0

answers

49

views

Selecting basic sequences

fa.functional-analysis banach-spaces

4h ago Adi Tcaciuc 11●1

2

votes

2

answers

212

views

What are the k-rational points of k[[t]]?

ag.algebraic-geometry

5h ago Eugene Eisenstein 111●4

0

votes

1

answer

105

views

Need reference/description of Lanczos Method for SVD

reference-request na.numerical-analysis linear-algebra

6h ago MathOverflow♦ 1●1●3

1

vote

3

answers

411

views

Transcendence of PI

transcend.-number-theory

6h ago Wadim Zudilin 4,195●1●7●28

7

votes

1

answer

640

views

Does equality of the operator norm and the cb norm for every bimodule map over a C*-subalgebra imply that the subalgebra is matricially norming?

oa.operator-algebras c-star-algebras

7h ago MathOverflow♦ 1●1●3

8

votes

1

answer

661

views

Potential modularity and the Ramanujan conjecture

algebraic-number-theory nt.number-theory modular-forms

7h ago MathOverflow♦ 1●1●3

10

votes

3

answers

496

views

If f is infinitely differentiable then f coincides with a polynomial

real-analysis

7h ago Andrea Ferretti 4,620●1●5●34

4

votes

0

answers

55

views

What are the obstructions for a Henstock-Kurzweil integral in more than one dimension?

integration measure-theory geometric-measure-theory

8h ago Vladimir Sotirov 149●4

0

votes

0

answers

122

views

Countable sets of permutations of an infinite binary sequence

algebraic-number-theory

8h ago Joel David Hamkins 22.9k●2●37●118

2

votes

1

answer

84

views

endomorphism ring of a finite-length module

ra.rings-and-algebras

8h ago senti_today 556●8

1

vote

2

answers

101

views

Continuity in intial state of Brownian Motion

stochastic-calculus pr.probability

9h ago Byron Schmuland 316●2●8

4

votes

1

answer

222

views

Homology dimension of the mapping class group of a surface with boundary

mapping-class-groups moduli-spaces riemann-surfaces at.algebraic-topology homology

9h ago HYYY 653●5

1

vote

2

answers

78

views

Motivation of Moment Generating Functions

pr.probability

9h ago Gerald Edgar 5,280●1●6●27

11

votes

15

answers

1k

views

Why linear algebra is fun!(or ?)

linear-algebra mathematics-education teaching

9h ago Zen Harper 414●1●9

6

votes

0

answers

361

views

Razborov’s response to Almost Natural Proofs

cs.cc.complexity-theory open-problem cs.theory

11h ago Kaveh 373●8

-1

votes

0

answers

138

views

Example of a function discontinuous at each point but satisying IMT [closed]

real-analysis

12h ago Robin Chapman 7,970●2●12●30

0

votes

0

answers

99

views

Generating Context- Free - Grammar(Theory of Computation Basics)

computer-science

13h ago Bruce Westbury 2,281●4●15

21

votes

4

answers

2k

views

How hard is it to get tenure in mathematics?

career

13h ago GS 575●1●13

10

votes

8

answers

2k

views

Why is cotangent more canonical than tangent?

dg.differential-geometry differential-topology vector-bundles

13h ago dalakov 1

0

votes

2

answers

177

views

Group cannot be the union of conjugates

group gr.group-theory

13h ago Charles Matthews 2,778●3●12

-1

votes

0

answers

84

views

Dominating sequence of functions

calculus

14h ago mathahada 1

12

votes

2

answers

188

views

What is the 2-category whose 0-objects are Lie algebroids?

ct.category-theory groupoids lie-groupoids sg.symplectic-geometry

14h ago Chris Schommer-Pries 5,825●4●28

11

votes

3

answers

348

views

Explicit elements of $K((x))((y)) \setminus K((x,y))$

ac.commutative-algebra fields examples

15h ago Ryan Reich 1,008●2●12

1

vote

1

answer

112

views

In which categories is every coalgebra a sum of its finite-dimensional subcoalgebras?

ct.category-theory rt.representation-theory coalgebra monoidal-categories

15h ago MathOverflow♦ 1●1●3

13

votes

6

answers

963

views

How fast are a ruler and compass?

recreational algebra

15h ago Tsuyoshi Ito 111●3

0

votes

2

answers

168

views

Weierstrass Theorem [closed]

complex-analysis

15h ago KConrad 8,054●1●20●53

1

vote

5

answers

247

views

Exceptional Lie algebras

lie-algebras

15h ago José Figueroa-O'Farrill 9,087●2●6●42

13

votes

6

answers

1k

views

What is the Zariski topology good/bad for?

ag.algebraic-geometry sheaf-theory

15h ago Sean Tilson 632●1●12

7

votes

1

answer

187

views

Reconstructing a polynomial from resultants

ac.commutative-algebra algorithms polynomials nt.number-theory

15h ago miforbes 153●6

7

votes

3

answers

240

views

Demystifying the Caratheodory Approach to Measurability

measure-theory intuition

15h ago Leandro 439●1●7

9

votes

5

answers

615

views

Is {Ø,{Ø},{Ø,{Ø}}, … } the only known universe?

ag.algebraic-geometry set-theory lo.logic

16h ago Andreas Blass 1,630●6●11

1

vote

0

answers

129

views

Spectral sequence for reduced homology

spectral-sequences at.algebraic-topology

16h ago Charles Matthews 2,778●3●12

17

votes

2

answers

893

views

What interesting/nontrivial results in Algebraic geometry require the existence of universes?

ct.category-theory set-theory ag.algebraic-geometry

16h ago Andreas Blass 1,630●6●11

3

votes

1

answer

92

views

Semicontinuity and cohomological flatness for algebraic spaces

ag.algebraic-geometry coherent-sheaves algebraic-spaces

16h ago Torsten Ekedahl 5,880●1●3●20

7

votes

0

answers

142

views

How do branched coverings of complex surfaces “fit” with branched coverings of curves?

ag.algebraic-geometry at.algebraic-topology algebraic-surfaces

17h ago Makhalan Duff 812●9

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