Question

How to solve the recursive equation $y^{(n+2)} +(n+1)y^{(n+1)} +\tfrac{n(n+1)}{2} y^{(n)}=0$

score 168 · Answer 1 · 2018-11-18 14:32:26

168

Views

How to solve the recursive equation $y^{(n+2)} +(n+1)y^{(n+1)} +\tfrac{n(n+1)}{2} y^{(n)}=0$

Published on 18 Nov 2018 - 14:32

score 62 · Answer 2 · 2018-11-18 18:55:09

62

Views

A function is 0 if is almost bounded

Published on 18 Nov 2018 - 18:55

score 988 · Answer 3 · 2026-03-25 01:23:52

988

Views

Is the Lambert W function analytic? If not everywhere then on what set is it analytic?

Published on 25 Mar 2026 - 1:23

score 147 · Answer 4 · 2026-03-25 12:30:07

147

Views

Complex line integrals

Published on 25 Mar 2026 - 12:30

score 117 · Answer 5 · 2018-11-23 01:39:28

117

Views

Why is it that for a hamonic $u$, $\int_{\gamma}*du = 0$ for any cycle $\gamma$ then $u$ has a harmonic function there?

Published on 23 Nov 2018 - 1:39

score 97 · Answer 6 · 2018-11-23 02:47:48

97

Views

$f$ is an entire function s.t $|f(z)|=1$ $\forall z \in \Bbb R$. prove that $f$ has no zeros in $\Bbb C$

Published on 23 Nov 2018 - 2:47

score 333 · Answer 7 · 2018-11-23 04:28:23

333

Views

Why is $\frac{\partial \bar f }{\partial z} = 0$ for an analytic function $f$?

Published on 23 Nov 2018 - 4:28

score 40 · Answer 8 · 2026-03-25 08:09:58

40

Views

Singularity of $\frac{z+2}{e^{\frac{1}{(z+2)^2}}}$

Published on 25 Mar 2026 - 8:09

score 3k · Answer 9 · 2018-11-25 21:58:55

3k

Views

Analytic functions having harmonic real and imaginary parts.

Published on 25 Nov 2018 - 21:58

score 33 · Answer 10 · 2018-11-26 16:16:32

33

Views

Does f(z) have a continous branch of logarithm on this set

Published on 26 Nov 2018 - 16:16

score 55 · Answer 11 · 2018-11-27 15:50:33

55

Views

Is there a continous branch in the neighbourhood of 0

Published on 27 Nov 2018 - 15:50

score 373 · Answer 12 · 2026-03-25 11:24:30

373

Views

Cauchy-Riemann equations for $z=x+iy$ and $f(z)=R(x,y)e^{i\theta(x,y)}$

Published on 25 Mar 2026 - 11:24

score 77 · Answer 13 · 2018-11-29 20:06:21

If $f$ is $\mathbb R^2$-differentiable and the limit $\lim\limits_{h \to 0} \Re\left(\frac{f(z+h)-f(z)}{h}\right)$ exists, then $f$ is holomorphic?

score 3.9k · Answer 14 · 2018-12-02 16:14:27

3.9k

Views

Proof that, if $f$ and $|f|$ are analytic, then $f$ is constant

Published on 02 Dec 2018 - 16:14

score 76 · Answer 15 · 2018-12-05 06:25:01

76

Views

Textbook Proposition on Quotient of Real Analytic Functions

Published on 05 Dec 2018 - 6:25

List Question

How to solve the recursive equation $y^{(n+2)} +(n+1)y^{(n+1)} +\tfrac{n(n+1)}{2} y^{(n)}=0$

A function is 0 if is almost bounded

Is the Lambert W function analytic? If not everywhere then on what set is it analytic?

Complex line integrals

Why is it that for a hamonic $u$, $\int_{\gamma}*du = 0$ for any cycle $\gamma$ then $u$ has a harmonic function there?

$f$ is an entire function s.t $|f(z)|=1$ $\forall z \in \Bbb R$. prove that $f$ has no zeros in $\Bbb C$

Why is $\frac{\partial \bar f }{\partial z} = 0$ for an analytic function $f$?

Singularity of $\frac{z+2}{e^{\frac{1}{(z+2)^2}}}$

Analytic functions having harmonic real and imaginary parts.

Does f(z) have a continous branch of logarithm on this set

Is there a continous branch in the neighbourhood of 0

Cauchy-Riemann equations for $z=x+iy$ and $f(z)=R(x,y)e^{i\theta(x,y)}$

If $f$ is $\mathbb R^2$-differentiable and the limit $\lim\limits_{h \to 0} \Re\left(\frac{f(z+h)-f(z)}{h}\right)$ exists, then $f$ is holomorphic?

Proof that, if $f$ and $|f|$ are analytic, then $f$ is constant

Textbook Proposition on Quotient of Real Analytic Functions

Trending Questions

Popular # Hahtags

Popular Questions