Question

Calculate $\int_{\pi\over 2}^{{\pi\over2}+i} \cos2 z dz$

score 176 · Answer 1 · 2026-04-12 10:47:53

176

Views

Calculate $\int_{\pi\over 2}^{{\pi\over2}+i} \cos2 z dz$

Published on 12 Apr 2026 - 10:47

score 61 · Answer 2 · 2026-04-14 09:21:26

61

Views

Proof verification. Show that $\mathcal{O}(\mathcal{O}(f)) = \mathcal{O}(f)$

Published on 14 Apr 2026 - 9:21

score 78 · Answer 3 · 2026-04-11 08:52:08

78

Views

Substituting matrix with diagonal form in problems

Published on 11 Apr 2026 - 8:52

score 135 · Answer 4 · 2026-04-15 05:17:33

135

Views

Proof Verification: Classify all groups of order 6

Published on 15 Apr 2026 - 5:17

score 148 · Answer 5 · 2026-05-15 14:09:59

148

Views

Proving that $\lim_{(x,y)\to(0,0)} (x^2+y^2)^{x^2y^2}=1$ using polar coordinates

Published on 15 May 2026 - 14:09

score 2.3k · Answer 6 · 2026-05-15 14:08:33

2.3k

Views

Transform $dx/dt$ to $dr/dt$ polar coordinates

Published on 15 May 2026 - 14:08

score 127 · Answer 7 · 2026-04-13 13:17:05

127

Views

proof that $Y$ follows normal distribution

Published on 13 Apr 2026 - 13:17

score 2k · Answer 8 · 2026-05-15 01:02:30

2k

Views

Prove that $u\cdot v = \frac{1}{4}||u+v||^2 - \frac{1}{4}||u-v||^2 \forall u,v \in \mathbb{R^n}$

Published on 15 May 2026 - 1:02

score 112 · Answer 9 · 2026-04-11 19:16:13

112

Views

Proving an inequality involving absolute value; how do I justify using a conjunction (and) instead of a disjunction (or)?

Published on 11 Apr 2026 - 19:16

score 39 · Answer 10 · 2026-04-11 13:16:26

39

Views

Question on the injectivity of a function.

Published on 11 Apr 2026 - 13:16

score 36 · Answer 11 · 2026-04-10 23:21:56

36

Views

Formally deriving a vacuous truth from a definition involving conjoined implications

Published on 10 Apr 2026 - 23:21

score 23 · Answer 12 · 2026-05-06 08:48:04

23

Views

About the relationship between $f,g$ and its solutions for ODE

Published on 06 May 2026 - 8:48

score 219 · Answer 13 · 2026-05-10 23:31:43

219

Views

Showing that the simple continued fraction of $\sqrt{d}$ has period length 1 iff $d=a^2+1$

Published on 10 May 2026 - 23:31

score 357 · Answer 14 · 2026-04-16 10:38:55

357

Views

Find a basis for the row space, column space, kernel, and image of the following matrix verification

Published on 16 Apr 2026 - 10:38

score 160 · Answer 15 · 2026-04-17 14:59:25

160

Views

Uniform Convergence and continuity (Rudin 7.4)

Published on 17 Apr 2026 - 14:59

List Question

Calculate $\int_{\pi\over 2}^{{\pi\over2}+i} \cos2 z dz$

Proof verification. Show that $\mathcal{O}(\mathcal{O}(f)) = \mathcal{O}(f)$

Substituting matrix with diagonal form in problems

Proof Verification: Classify all groups of order 6

Proving that $\lim_{(x,y)\to(0,0)} (x^2+y^2)^{x^2y^2}=1$ using polar coordinates

Transform $dx/dt$ to $dr/dt$ polar coordinates

proof that $Y$ follows normal distribution

Prove that $u\cdot v = \frac{1}{4}||u+v||^2 - \frac{1}{4}||u-v||^2 \forall u,v \in \mathbb{R^n}$

Proving an inequality involving absolute value; how do I justify using a conjunction (and) instead of a disjunction (or)?

Question on the injectivity of a function.

Formally deriving a vacuous truth from a definition involving conjoined implications

About the relationship between $f,g$ and its solutions for ODE

Showing that the simple continued fraction of $\sqrt{d}$ has period length 1 iff $d=a^2+1$

Find a basis for the row space, column space, kernel, and image of the following matrix verification

Uniform Convergence and continuity (Rudin 7.4)

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