Question

Can $\exp\left(-i\frac{a}{b}\ln(2\cosh(bx))\right)$ be simplified further than $(e^{bx}+e^{-bx})^{-ia/b}$?

score 70 · Answer 1 · 2026-03-25 23:39:12

70

Views

Can $\exp\left(-i\frac{a}{b}\ln(2\cosh(bx))\right)$ be simplified further than $(e^{bx}+e^{-bx})^{-ia/b}$?

Published on 25 Mar 2026 - 23:39

score 94 · Answer 2 · 2026-03-25 04:41:46

94

Views

Inequality $3\sin^{-1}\left(\frac{\pi^{1/3}}{2^{2/3}}\right)\leq a+b+c$ with some conditions

Published on 25 Mar 2026 - 4:41

score 199 · Answer 3 · 2019-08-30 11:19:18

199

Views

How does one take the derivative of $\ln|\ln|x||$?

Published on 30 Aug 2019 - 11:19

score 380 · Answer 4 · 2026-03-25 01:36:13

380

Views

Show this is a branch for $z^{ab}$.

Published on 25 Mar 2026 - 1:36

score 159 · Answer 5 · 2019-08-30 15:00:52

159

Views

If $(3x)^{\log 3}=(4y)^{\log 4}$ and $4^{\log x}=3^{\log y}$, then the values of x and y are

Published on 30 Aug 2019 - 15:00

score 358 · Answer 6 · 2019-08-30 15:07:31

358

Views

Solve for logarithmic equation. Log on one side.

Published on 30 Aug 2019 - 15:07

score 163 · Answer 7 · 2019-08-31 01:48:30

163

Views

Find limit $\lim_{x \to \infty} (\ln (x+1))^{2} - (\ln x)^2$

Published on 31 Aug 2019 - 1:48

score 50 · Answer 8 · 2026-04-02 18:11:20

50

Views

Find $x\leq0$ that satisfies $ \ln\left(1+e^x\right) - \ln\left(1-e^x\right) \le \ln\left(1+4e^x\right)$

Published on 02 Apr 2026 - 18:11

score 75 · Answer 9 · 2026-03-28 04:45:23

75

Views

A good polynomial expansion of Bessel $I$ of $\log(x)$

Published on 28 Mar 2026 - 4:45

score 161 · Answer 10 · 2026-04-02 10:07:39

161

Views

Evaluate: $\left(\frac{\partial }{\partial x}+\frac{\partial }{\partial y}+\frac{\partial }{\partial z}\right)^2u$

Published on 02 Apr 2026 - 10:07

score 476 · Answer 11 · 2026-04-02 21:50:44

476

Views

How to say something is $O(\sqrt{\log n})$ in word?

Published on 02 Apr 2026 - 21:50

score 91 · Answer 12 · 2026-03-30 08:31:28

91

Views

Solve the exponential equation $5^{2x+1}+5^x-4=0$.

Published on 30 Mar 2026 - 8:31

score 49 · Answer 13 · 2019-09-01 06:58:52

49

Views

Solve the algebraic expression

Published on 01 Sep 2019 - 6:58

score 2.4k · Answer 14 · 2026-03-26 19:19:04

2.4k

Views

Show that a Weibull distribution belongs to an exponential family

Published on 26 Mar 2026 - 19:19

score 368 · Answer 15 · 2019-09-02 19:00:34

368

Views

Can $\ln(x) - \ln(x+1) = 2$ be solved?

Published on 02 Sep 2019 - 19:00

List Question

Can $\exp\left(-i\frac{a}{b}\ln(2\cosh(bx))\right)$ be simplified further than $(e^{bx}+e^{-bx})^{-ia/b}$?

Inequality $3\sin^{-1}\left(\frac{\pi^{1/3}}{2^{2/3}}\right)\leq a+b+c$ with some conditions

How does one take the derivative of $\ln|\ln|x||$?

Show this is a branch for $z^{ab}$.

If $(3x)^{\log 3}=(4y)^{\log 4}$ and $4^{\log x}=3^{\log y}$, then the values of x and y are

Solve for logarithmic equation. Log on one side.

Find limit $\lim_{x \to \infty} (\ln (x+1))^{2} - (\ln x)^2$

Find $x\leq0$ that satisfies $ \ln\left(1+e^x\right) - \ln\left(1-e^x\right) \le \ln\left(1+4e^x\right)$

A good polynomial expansion of Bessel $I$ of $\log(x)$

Evaluate: $\left(\frac{\partial }{\partial x}+\frac{\partial }{\partial y}+\frac{\partial }{\partial z}\right)^2u$

How to say something is $O(\sqrt{\log n})$ in word?

Solve the exponential equation $5^{2x+1}+5^x-4=0$.

Solve the algebraic expression

Show that a Weibull distribution belongs to an exponential family

Can $\ln(x) - \ln(x+1) = 2$ be solved?

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