Mathematics Problem Archive

Showing 701-750 of 963 problems (Page 15 of 20)

AMR-087-0036
Partially Solved

Frequency of cyclic elliptic-curve groups

v1.3 research notes

How often is the group of a random elliptic curve over $\mathbb{F}_q$ cyclic?...

L3
Graph Theory
AMR-087-0037
Partially Solved

Typical arithmetic structure of elliptic-curve orders

v1.3 research notes

Characterize the typical arithmetic structure of $\#E(\mathbb{F}_q)$ for elliptic curves over finite fields....

L3
Graph Theory
AMR-087-0038
Partially Solved

Prime-order curves over every finite field

v1.3 research notes

Prove that there are sufficiently many prime-order elliptic curves over every finite field $\mathbb{F}_q$....

L3
Graph Theory
AMR-087-0041
Partially Solved

Elliptic curves with smooth group order

v1.3 research notes

Prove that sufficiently many elliptic curves $E/\mathbb{F}_p$ have smooth group order $\#E(\mathbb{F}_p)$....

L3
Graph Theory
AMR-087-0042
Partially Solved

Elliptic-curve orders with a large prime divisor

v1.3 research notes

Quantify elliptic curves over finite fields whose group order has a large prime divisor....

L3
Graph Theory
AMR-087-0043
Partially Solved

Distribution of elliptic-curve pseudorandom sequences

v1.3 research notes

Prove the conjecture that the EC-LCG, EC-PG, and EC-NRG sequences defined in the slides are very well distributed....

L3
Graph Theory
AMR-087-0045
Partially Solved

Choosing a field for an elliptic curve of prescribed order

v1.3 research notes

Given $n$, efficiently choose a prime power $q$ and construct an elliptic curve $E/\mathbb{F}_q$ with $\#E(\mathbb{F}_q)=n$....

L3
Graph Theory
AMR-087-0046
Partially Solved

Jacobians in abelian-threefold isogeny classes

v1.3 research notes

Given the Weil polynomial of an abelian-threefold isogeny class over a finite field, determine whether the class contains a Jacobian....

L3
Graph Theory
AMR-087-0047
Partially Solved

Recognizing genus-three Jacobians over the base field

v1.3 research notes

Decide whether a given principally polarized abelian threefold over a field $k$ is the Jacobian of a curve over $k$....

L3
Graph Theory
AMR-087-0053
Partially Solved

More MNT and pairing-friendly elliptic curves

v1.3 research notes

Find more MNT curves, including usable larger embedding degrees, more curve families, and smaller cofactors....

L3
Graph Theory
AMR-087-0054
Partially Solved

Pairing-friendly hyperelliptic curves

v1.3 research notes

Construct pairing-friendly hyperelliptic curves suitable for cryptography....

L3
Graph Theory
AMR-087-0061
Partially Solved

Hardness of the Pairing Inversion Problem

v1.3 research notes

Determine the computational hardness of the Pairing Inversion Problem....

L3
Graph Theory
AMR-087-0063
Partially Solved

Polynomial-factor hardness of ideal-lattice problems

v1.3 research notes

Prove an analogous small-polynomial-factor worst-case hardness result for SVP and SIVP on ideal lattices....

L3
Graph Theory
AMR-087-0064
Partially Solved

NP-hardness of ideal-lattice SVP

v1.3 research notes

Is the shortest vector problem on ideal or cyclic lattices NP-hard, either exactly or under approximation?...

L3
Graph Theory
AMR-087-0066
Partially Solved

Reducing arbitrary lattices to ideal lattices

v1.3 research notes

Reduce computational problems on arbitrary lattices to corresponding problems on cyclic or ideal lattices....

L3
Graph Theory
AMR-087-0067
Partially Solved

SVP-to-CVP reduction within ideal lattices

v1.3 research notes

Does SVP reduce to CVP while remaining inside the class of cyclic or ideal lattices?...

L3
Graph Theory
AMR-087-0068
Partially Solved

Worst cases for LLL on ideal lattices

v1.3 research notes

Exhibit cyclic or ideal lattices on which LLL achieves its worst-case approximation factor....

L3
Graph Theory
AMR-087-0069
Partially Solved

An algebraic LLL algorithm

v1.3 research notes

Develop an algebraic analogue of the LLL lattice-reduction algorithm that exploits ideal-lattice structure....

L3
Graph Theory
AMR-087-0071
Partially Solved

Ideal-lattice pseudorandom functions

v1.3 research notes

Construct efficient pseudorandom functions from ideal-lattice problems....

L3
Graph Theory
AMR-087-0074
Partially Solved

Algebraic algorithms for ideal-lattice problems

v1.3 research notes

Use algebraic tools to solve computational problems on ideal lattices efficiently....

L3
Graph Theory
AMR-087-0078
Partially Solved

Quantum algorithm for ideal-lattice SVP

v1.3 research notes

Develop an efficient quantum algorithm for the shortest vector problem on ideal lattices....

L3
Graph Theory
AMR-087-0087
Partially Solved

Faster infrastructure discrete logarithms and point counting

v1.3 research notes

Use a baby-step/giant-step infrastructure framework to speed infrastructure discrete logarithms or point counting by a polynomial factor....

L3
Graph Theory
AMR-087-0088
Partially Solved

Converting between divisor-class and infrastructure discrete logarithms

v1.3 research notes

Give efficient reductions in both directions between the degree-zero divisor-class-group discrete logarithm problem and the infrastructure discrete lo...

L3
Graph Theory
AMR-089-0001
Partially Solved

Coordinates on convex domains

v1.3 research notes

For a compact convex domain $\Omega$, the values of $F_\Omega$ at the vertices of its corner locus $C_\Omega$ give complete coordinates. How are these...

L3
Graph Theory
AMR-089-0004
Partially Solved

Alternative and arithmetic proofs of the pi identities

v1.3 research notes

Give another proof of the paper's identities (Ж) and (ж) using the methods for identity (1). Can $f(a,b,c,d)$ be interpreted as a residue at $(a+b)+(c...

L3
Graph Theory
AMR-093-0001
Partially Solved

Büchi's problem

v1.3 research notes

Büchi's problem on sufficiently large sequences of square numbers with constant second difference....

L3
Number Theory
AMR-093-0004
Partially Solved

Exponent pair conjecture

v1.3 research notes

Exponent pair conjecture: for all $\varepsilon > 0$, is the pair $(\varepsilon, 1/2 + \varepsilon)$ an exponent pair?...

L3
Number Theory
AMR-093-0048
Partially Solved

Fontaine–Mazur geometric Galois-representation conjecture

v1.3 research notes

Let $K$ be a number field and let $\rho$ be an irreducible $p$-adic representation of $\operatorname{Gal}(\overline K/K)$ that is unramified outside f...

L3
Number Theory
AMR-093-0050
Partially Solved

Greenberg's Iwasawa-invariants conjecture

v1.3 research notes

For every totally real number field $F$ and prime $p$, do the Iwasawa invariants $\lambda(F_\infty/F)$ and $\mu(F_\infty/F)$ of the cyclotomic $\mathb...

L3
Number Theory
AMR-093-0051
Partially Solved

Hermite's problem

v1.3 research notes

Hermite's problem: is it possible, for any natural number $n$, to assign a sequence of natural numbers to each real number such that the sequence for ...

L3
Number Theory
AMR-093-0056
Partially Solved

Lang and Trotter's conjecture

v1.3 research notes

Lang and Trotter's conjecture on supersingular primes that the number of supersingular primes less than a constant $X$ is within a constant multiple o...

L3
Number Theory
AMR-093-0058
Partially Solved

Stark conjectures on leading terms of Artin L-functions

v1.3 research notes

For an Artin $L$-function attached to a Galois extension of number fields, is its leading Taylor coefficient at $s=0$ the product of the corresponding...

L3
Number Theory
AMR-093-0060
Partially Solved

Beilinson conjectures on special values of motivic L-functions

v1.3 research notes

For a motive (or the cohomology of a smooth projective variety) and an appropriate integer argument, is the order of vanishing of its L-function the p...

L3
Number Theory
AMR-093-0062
Partially Solved

Find the value of the De Bruijn–Newman constant

v1.3 research notes

Find the value of the De Bruijn–Newman constant....

L3
Number Theory
AMR-093-0064
Partially Solved

First Hardy–Littlewood zeta-function conjecture

v1.3 research notes

For every $\varepsilon>0$, is there a $T_0(\varepsilon)$ such that, whenever $T\geq T_0$ and $H=T^{1/4+\varepsilon}$, the interval $(T,T+H]$ contains ...

L3
Number Theory
AMR-093-0065
Partially Solved

Keating–Snaith moment conjecture for the Riemann zeta function

v1.3 research notes

For fixed admissible $k$, does $T^{-1}\int_0^T|\zeta(1/2+it)|^{2k}\,dt$ have the Keating–Snaith asymptotic $a(k)G(k+1)^2G(2k+1)^{-1}(\log T)^{k^2}$, w...

L3
Number Theory
AMR-093-0068
Partially Solved

The density hypothesis for zeroes of the Riemann zeta function

v1.3 research notes

The density hypothesis for zeroes of the Riemann zeta function....

L3
Number Theory
AMR-093-0076
Partially Solved

Piltz divisor problem

v1.3 research notes

Piltz divisor problem on bounding $\Delta_k(x) = D_k(x) - xP_k(\log(x))$...

L3
Number Theory
AMR-093-0078
Partially Solved

Generalized Ramanujan conjecture for automorphic representations

v1.3 research notes

Let $K$ be a number field and let $\pi$ be a cuspidal automorphic representation of $\mathrm{GL}_n(\mathbb A_K)$ with unitary central character. Is ev...

L3
Number Theory
AMR-093-0079
Partially Solved

Selberg's 1/4 conjecture

v1.3 research notes

Selberg's 1/4 conjecture: the eigenvalues of the Laplace operator on Maass wave forms of congruence subgroups are at least $1/4$....

L3
Number Theory
AMR-093-0081
Partially Solved

Bombieri–Lang conjecture

v1.3 research notes

Bombieri–Lang conjecture: $K$-rational points on a variety of general type over a number field $K$ are not a dense set in Zariski topology....

L3
Number Theory
AMR-093-0083
Partially Solved

Manin conjecture

v1.3 research notes

Manin conjecture: if K-rational points on Fano variety are Zariski-dense subset, then the distribution of points of height: $H(x)\leq B$ in any Zarisk...

L3
Number Theory
AMR-093-0084
Partially Solved

Generalized Sato–Tate conjecture

v1.3 research notes

For an abelian variety or suitable motive over a number field, are its normalized Frobenius conjugacy classes equidistributed in the associated compac...

L3
Number Theory
AMR-093-0087
Partially Solved

Vojta's conjecture

v1.3 research notes

Vojta's conjecture: points on non-singular algebraic variety over algebraic number field that not satisfy certain height inequality are contained in s...

L3
Number Theory
AMR-093-0088
Partially Solved

The n-conjecture

v1.3 research notes

Fix $n\geq3$. If coprime nonzero integers $a_1,\ldots,a_n$ have sum zero and no proper subsum zero, is it true that for every $\varepsilon>0$ there is...

L3
Number Theory
AMR-093-0090
Partially Solved

Szpiro's conjecture

v1.3 research notes

Szpiro's conjecture: for any $\varepsilon > 0$, there is some constant $C(\varepsilon)$ such that, for any elliptic curve $E$ defined over $\mathbb{Q}...

L3
Number Theory
AMR-093-0104
Partially Solved

Wikipedia number-theory item 104: Congruent number problem (a corollary to Birch and Swinnerton-Dyer conjecture, per Tunnell's theorem…

v1.3 research notes

Congruent number problem (a corollary to Birch and Swinnerton-Dyer conjecture, per Tunnell's theorem): determine precisely what rational numbers are c...

L4
Number Theory
AMR-093-0105
Partially Solved

Erdős–Moser problem

v1.3 research notes

Erdős–Moser problem: is $1^1 + 2^1 = 3^1$ the only solution to the Erdős–Moser equation?...

L3
Number Theory
AMR-093-0111
Partially Solved

Which integers can be written as the sum of three perfect cubes

v1.3 research notes

Which integers can be written as the sum of three perfect cubes?...

L3
Number Theory
AMR-093-0132
Partially Solved

Quadratic bound in Linnik's least-prime problem

v1.3 research notes

For coprime integers $1\leq a<d$, is the least prime $p(a,d)$ congruent to $a\pmod d$ always less than $d^2$?...

L3
Number Theory