Hottest Questions Today

1

vote

1

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37

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Given an even integer N, what is the minimum set of primes such that any even number x <= N can be expressed as the sum of two primes from the set?

1h ago quid 13.2k●31●51

0

votes

1

answer

36

views

Any closed form for series like $F(x)=\Sigma_{i=p}^{\infty}x^p$,p is prime$?

nt.number-theory complex-analysis closed-form-expressions

1h ago quid 13.2k●31●51

4

votes

0

answers

77

views

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ac.commutative-algebra ag.algebraic-geometry mathematics-education gm.general-mathematics complex-analysis

1h ago Gerry Myerson 15.7k●1●47●87

4

votes

1

answer

219

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ho.history-overview ct.category-theory

3h ago quid 13.2k●31●51

0

votes

1

answer

42

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Complete D.V.R’s That have different characteristic than the residue field

valuation-theory

1h ago F Zaldivar 91●1

0

votes

1

answer

54

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ag.algebraic-geometry ac.commutative-algebra

4h ago PDC 617●5

1

vote

1

answer

47

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reference-request plethysm rt.representation-theory lie-algebras

3h ago Jim Humphreys 26.1k●37●82

2

votes

2

answers

167

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modular-forms galois-representations

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2

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1

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58

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co.combinatorics catalan-numbers

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19

votes

3

answers

288

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co.combinatorics catalan-numbers

3h ago Greg Warrington 171●4

0

votes

0

answers

17

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ac.commutative-algebra

2h ago unknown (google) 59●3

17

votes

1

answer

444

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ct.category-theory cauchy-schwarz-inequality

6h ago Neil Strickland 13.6k●1●28●66

3

votes

0

answers

57

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linear-algebra matrices eigenvalue pr.probability

5h ago Geoff Robinson 9,896●1●21●27

2

votes

1

answer

30

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ag.algebraic-geometry fields

4h ago Jakob 314●7

4

votes

2

answers

79

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nt.number-theory arithmetic-geometry

6h ago Joe Silverman 7,810●24●45

3

votes

3

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128

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valuation-theory p-adic-numbers

7h ago helper 31

0

votes

0

answers

31

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dg.differential-geometry supermanifolds synthetic-differential-ge

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1

vote

1

answer

37

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1

vote

0

answers

28

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ct.category-theory

4h ago Ricardo Andrade 2,382●1●9●18

0

votes

0

answers

37

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homology class of a rational curve

ag.algebraic-geometry complex-geometry

7h ago unknown (google) 23●2

3

votes

0

answers

37

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31

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11

answers

1k

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0

votes

0

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15

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st.statistics bayesian

4h ago unknown (google) 1

4

votes

1

answer

109

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9h ago Joël 9,551●19●52

3

votes

3

answers

221

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7h ago Bazin 3,013●2●8

2

votes

2

answers

76

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fa.functional-analysis oa.operator-algebras

9h ago Aaron Tikuisis 799●3●12

0

votes

0

answers

19

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nt.number-theory modular-forms power-series characteristic-p

6h ago paul Monsky 2,766●1●6●18

2

votes

0

answers

26

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Hypersurfaces containing a general chain of lines

ag.algebraic-geometry hilbert-function rational-curves

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3

votes

0

answers

40

views

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ag.algebraic-geometry ac.commutative-algebra

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-2

votes

0

answers

126

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calculus definitions

11h ago Bob Dylan 1

0

votes

0

answers

37

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nt.number-theory

8h ago unknown (google) 1

8

votes

2

answers

152

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An operation on binary strings

monoids co.combinatorics reference-request

7h ago Hans Stricker 5,313●12●38

-2

votes

0

answers

77

views

Permutation and Combination question… [closed]

permutations co.combinatorics

3h ago quid 13.2k●31●51

21

votes

3

answers

443

views

How closed-form conjectures are made?

ca.analysis-and-odes math-philosophy closed-form-expressions conjectures soft-question

12h ago Timothy Chow 14.6k●1●68●137

3

votes

0

answers

60

views

how to solve this multivariate quadratic equation?

algebraic-equations

10h ago Barry Cipra 3,329●1●8●18

1

vote

0

answers

39

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learning-theory st.statistics pr.probability

8h ago anni 11

5

votes

1

answer

236

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analytic-number-theory nt.number-theory galois-representations riemann-hypothesis

3h ago quid 13.2k●31●51

2

votes

2

answers

135

views

can we say that $(p^2+1)/2\ne p_0^2$ where $p$ is a Mersenne prime

nt.number-theory

11h ago Safoura 191●1●5

1

vote

1

answer

146

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set-theory paradox

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0

votes

0

answers

22

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gromov-witten-theory equivariant-cohomology

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2

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3

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285

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geometric-group-theory group-actions

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10

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2

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203

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order-theory set-theory posets

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1

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0

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93

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-2

votes

0

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59

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linear-algebra

11h ago Caesar23 1

0

votes

0

answers

38

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rt.representation-theory

10h ago John Mangual 6,150●4●40

4

votes

1

answer

101

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integral-transforms integral-geometry feynman-diagram convex-polytopes

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2

votes

1

answer

59

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differential-graded-algeb homological-algebra tensor-products

8h ago jjms 51

2

votes

0

answers

110

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Phase transition in dynamical systems

ds.dynamical-systems

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