Question

Find a power series representation for $f(x)=\ln(x+1)$.

score 73 · Answer 1 · 2026-04-15 08:16:27

73

Views

Find a power series representation for $f(x)=\ln(x+1)$.

Published on 15 Apr 2026 - 8:16

score 27 · Answer 2 · 2026-04-16 07:10:57

27

Views

Normal of non-linear parametric equation

Published on 16 Apr 2026 - 7:10

score 42 · Answer 3 · 2026-04-08 22:50:36

42

Views

Proof Verification - Weighted Paths in Digraphs

Published on 08 Apr 2026 - 22:50

score 47 · Answer 4 · 2026-04-15 02:31:13

47

Views

Proof that the set $ \tilde{D}=\{ (x, y) \in V \times V \mid[x, y] \subseteq D \}$ is open in $V \times V$

Published on 15 Apr 2026 - 2:31

score 52 · Answer 5 · 2026-05-15 16:07:41

52

Views

Brezis' exercise 6.10.1: how to prove that $R(I-T)$ is closed?

Published on 15 May 2026 - 16:07

score 49 · Answer 6 · 2026-04-12 14:13:03

49

Views

Wedge contour parameterisation with $\oint{e^{i\lambda z^p}\, dz}$

Published on 12 Apr 2026 - 14:13

score 75 · Answer 7 · 2026-04-16 19:45:42

75

Views

Limit points of $\left\{\frac{1}{2^m}+\frac{1}{3^n}+\frac{1}{5^p}\ : \ m,n,p\in\mathbb N\right\}$

Published on 16 Apr 2026 - 19:45

score 44 · Answer 8 · 2026-04-14 11:55:38

44

Views

Proof that the lower Riemann sum increases with the number of partitions

Published on 14 Apr 2026 - 11:55

score 32 · Answer 9 · 2026-04-17 14:08:40

32

Views

If $\forall (u_m)_{m\in\mathbb N} \subseteq X$ s.t $\lim ||u_m|| = \infty $it follows that $\lim J(u_m) = \infty$ Then, $J$ is seq. weakly coercive

Published on 17 Apr 2026 - 14:08

score 49 · Answer 10 · 2026-04-15 20:10:40

49

Views

Proof of $(A\cup B) \times X = (A \times X) \cup (B \times X)$

Published on 15 Apr 2026 - 20:10

score 63 · Answer 11 · 2026-04-11 07:16:54

63

Views

Infinite Join homeomorphism property preserved

Published on 11 Apr 2026 - 7:16

score 66 · Answer 12 · 2026-05-16 00:13:17

66

Views

Vector field is conservative: proof verification

Published on 16 May 2026 - 0:13

score 162 · Answer 13 · 2026-04-11 22:34:06

162

Views

Is Pappus's theorem really a particular case of Pascal's theorem?

Published on 11 Apr 2026 - 22:34

score 44 · Answer 14 · 2026-04-16 05:18:35

44

Views

Solvability of the equations $x^n \equiv a \pmod p$ and $x^n \equiv a \pmod {p^e}$ where $p$ is an odd prime, $p \not \mid a$ and $p \not \mid n$

Published on 16 Apr 2026 - 5:18

score 83 · Answer 15 · 2026-04-11 09:29:40

83

Views

Rotation of functions without using matrices

Published on 11 Apr 2026 - 9:29

List Question

Find a power series representation for $f(x)=\ln(x+1)$.

Normal of non-linear parametric equation

Proof Verification - Weighted Paths in Digraphs

Proof that the set $ \tilde{D}=\{ (x, y) \in V \times V \mid[x, y] \subseteq D \}$ is open in $V \times V$

Brezis' exercise 6.10.1: how to prove that $R(I-T)$ is closed?

Wedge contour parameterisation with $\oint{e^{i\lambda z^p}\, dz}$

Limit points of $\left\{\frac{1}{2^m}+\frac{1}{3^n}+\frac{1}{5^p}\ : \ m,n,p\in\mathbb N\right\}$

Proof that the lower Riemann sum increases with the number of partitions

If $\forall (u_m)_{m\in\mathbb N} \subseteq X$ s.t $\lim ||u_m|| = \infty $it follows that $\lim J(u_m) = \infty$ Then, $J$ is seq. weakly coercive

Proof of $(A\cup B) \times X = (A \times X) \cup (B \times X)$

Infinite Join homeomorphism property preserved

Vector field is conservative: proof verification

Is Pappus's theorem really a particular case of Pascal's theorem?

Solvability of the equations $x^n \equiv a \pmod p$ and $x^n \equiv a \pmod {p^e}$ where $p$ is an odd prime, $p \not \mid a$ and $p \not \mid n$

Rotation of functions without using matrices

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