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New posts in conjectures
Prove that $\sum\limits_{i=1}^{n} a_i\geq n^2$.
number-theory
discrete-mathematics
conjectures
open conjectures in real analysis targeting real valued functions of a single real variable
real-analysis
soft-question
big-list
conjectures
A conjectured identity for tetralogarithms $\operatorname{Li}_4$
logarithms
special-functions
closed-form
conjectures
polylogarithm
An inequality involving three consecutive primes
elementary-number-theory
inequality
prime-numbers
examples-counterexamples
conjectures
conjectured general continued fraction for the quotient of gamma functions
number-theory
gamma-function
continued-fractions
conjectures
Every prime number divide some sum of the first $k$ primes.
prime-numbers
divisibility
conjectures
Twin, cousin, sexy, ... primes
number-theory
prime-numbers
conjectures
Continuous Collatz Conjecture
conjectures
collatz-conjecture
List of generally believed conjectures which cannot all be true
soft-question
conjectures
Closed form for $\int_{-1}^1\frac{\ln\left(2+x\,\sqrt3\right)}{\sqrt{1-x^2}\,\left(2+x\,\sqrt3\right)^n}dx$
calculus
definite-integrals
closed-form
conjectures
hypergeometric-function
Conjecture $\Re\,\operatorname{Li}_2\left(\frac12+\frac i6\right)=\frac{7\pi^2}{48}-\frac13\arctan^22-\frac16\arctan^23-\frac18\ln^2(\tfrac{18}5)$
calculus
complex-analysis
closed-form
conjectures
polylogarithm
Subsubgroups are subgroups of subgroups / Multiplicative Property of the Index
abstract-algebra
group-theory
proof-verification
conjectures
Euler's Totient function $\forall n\ge3$, if $(\frac{\varphi(n)}{2}+1)\ \mid\ n\ $ then $\frac{\varphi(n)}{2}+1$ is prime
elementary-number-theory
prime-numbers
totient-function
conjectures
multiplicative-function
An integral $\int_0^\infty P_s(x-1)\,e^{-x}\,dx$ involving Legendre functions
calculus
integration
special-functions
conjectures
hypergeometric-function
How to prove $4\times{_2F_1}(-1/4,3/4;7/4;(2-\sqrt3)/4)-{_2F_1}(3/4,3/4;7/4;(2-\sqrt3)/4)\stackrel?=\frac{3\sqrt[4]{2+\sqrt3}}{\sqrt2}$
calculus
special-functions
closed-form
conjectures
hypergeometric-function
Prove that there are no composite integers $n=am+1$ such that $m \ | \ \phi(n)$
number-theory
elementary-number-theory
prime-numbers
totient-function
conjectures
Status of a conjecture about powers of 2
number-theory
open-problem
conjectures
A conjectured value for $\operatorname{Re} \operatorname{Li}_4 (1 + i)$
integration
closed-form
conjectures
polylogarithm
Simplify $\frac{_3F_2\left(\frac{1}{2},\frac{3}{4},\frac{5}{4};1,\frac{3}{2};\frac{3}{4}\right)}{\Pi\left(\frac{1}{4}\big|\frac{1}{\sqrt{3}}\right)}$
calculus
closed-form
conjectures
hypergeometric-function
elliptic-integrals
Is $K\left(\frac{\sqrt{2-\sqrt3}}2\right)\stackrel?=\frac{\Gamma\left(\frac16\right)\Gamma\left(\frac13\right)}{4\ \sqrt[4]3\ \sqrt\pi}$
calculus
special-functions
gamma-function
closed-form
conjectures
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