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1d
revised Kloosterman Sums and Lattice Hyperbolas
added 193 characters in body
2d
revised Proving that $e^{\pi}-{\pi}^e\lt 1$ without using a calculator
added 88 characters in body
Aug
26
revised LCM of randomly selected integers
added 647 characters in body
Aug
26
revised Large regions of the plane $(x,y) \in \mathbb{Z}^2$ with no relatively prime points: $\mathrm{gcd}(x,y) > 1$
added 8 characters in body
Aug
25
revised Groups of order $8n$ have at least five distinct conjugacy classes
added 47 characters in body
Aug
20
revised Prove that there exists infinitely many positive integers $n$ such that $\sin^2{(na)}+\sin^2{(nb)}\le \frac{2\pi^2}{n}$
added 195 characters in body
Aug
19
revised Prove or disprove: $ \sum_{b \vee d = x} \tau(b) \tau(d) = \tau(x)^3$
added 2 characters in body
Aug
19
revised Prove or disprove: $ \sum_{b \vee d = x} \tau(b) \tau(d) = \tau(x)^3$
added 43 characters in body
Aug
19
revised Prove or disprove: $ \sum_{b \vee d = x} \tau(b) \tau(d) = \tau(x)^3$
added 376 characters in body
Aug
16
revised Moebius band not homeomorphic to Cylinder.
added 149 characters in body
Aug
15
revised Moebius band not homeomorphic to Cylinder.
deleted 315 characters in body
Aug
15
revised Moebius band not homeomorphic to Cylinder.
added 70 characters in body
Aug
15
revised Moebius band not homeomorphic to Cylinder.
added 259 characters in body
Aug
15
revised Moebius band not homeomorphic to Cylinder.
added 259 characters in body
Aug
13
revised Dual Cone Construction $\{z \; | \;z \perp v \text{ for some } v \in \Lambda \}$
added 13 characters in body
Aug
11
revised Number of irreducible quadratic polynomials over a finite field
added 264 characters in body
Jul
30
revised Why is $\zeta(1+it) \neq 0$ equivalent to the prime number theorem?
added 97 characters in body
Jul
28
revised If $p$ is a prime number and $p\equiv 1(mod 4)$, (show that) there exist integers $a$ and $b$ such that $a^{2}+b^{2}=p$.
added 48 characters in body
Jul
25
revised Can $O(\sqrt{x})$ be considered $o(x)$?
added 179 characters in body
Jul
16
revised If $p\equiv1\pmod{4}$ is a prime, then $-4$ and $(p-1)/4$ are both quadratic residues of $p$.
added 257 characters in body