Question

Is there a simple expansion for $\exp(-x)$ that does not have negative terms?

score 213 · Answer 1 · 2020-03-23 11:42:22

213

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Is there a simple expansion for $\exp(-x)$ that does not have negative terms?

Published on 23 Mar 2020 - 11:42

score 125 · Answer 2 · 2026-03-30 08:32:41

125

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Epidemiology and the corona virus

Published on 30 Mar 2026 - 8:32

score 57 · Answer 3 · 2026-04-06 21:04:23

57

Views

Let $f $ be such that $f(0) = f'(0) = 1$ and for any $x,y$ real numbers, $f(x+y) = f(x)f(y)$. Prove that $f(x) = \exp(x)$.

Published on 06 Apr 2026 - 21:04

score 32 · Answer 4 · 2026-03-26 02:55:58

32

Views

How this $\sum_{n=0}^m n^{\exp ( \tan (n\pi))}$ related to Hurwitz zeta function?

Published on 26 Mar 2026 - 2:55

score 32 · Answer 5 · 2020-03-24 00:40:59

32

Views

Using Newton's Law of Cooling how can we mathematically prove that our model accurately predicts when your substance reaches room temperature?

Published on 24 Mar 2020 - 0:40

score 255 · Answer 6 · 2026-04-01 16:27:08

255

Views

Laplace transform of $\frac{1}{\sqrt{{1-e^{-{\sqrt{t}}}}}}$

Published on 01 Apr 2026 - 16:27

score 64 · Answer 7 · 2020-03-24 08:31:14

64

Views

Is it possible to make a proper limit of $\ln x$ in $\mathbb{C}$

Published on 24 Mar 2020 - 8:31

score 38 · Answer 8 · 2026-03-31 11:49:04

38

Views

Functions and exponents

Published on 31 Mar 2026 - 11:49

score 49 · Answer 9 · 2026-03-30 02:59:57

49

Views

How do I get variable x inside this summation formula?

Published on 30 Mar 2026 - 2:59

score 164 · Answer 10 · 2026-03-31 05:05:23

164

Views

Is $\int \exp(x \exp(x)) dx$ a well-known integral?

Published on 31 Mar 2026 - 5:05

score 42 · Answer 11 · 2020-03-26 03:08:26

42

Views

Misunderstanding of Interest Equation.

Published on 26 Mar 2020 - 3:08

score 47 · Answer 12 · 2020-03-26 09:12:40

47

Views

Limit of exponential times its truncation

Published on 26 Mar 2020 - 9:12

score 244 · Answer 13 · 2020-03-26 09:20:19

244

Views

Simplify ratio of exponential functions

Published on 26 Mar 2020 - 9:20

score 41 · Answer 14 · 2020-03-26 10:04:39

41

Views

Converting $\ln|x| = h$ to $x = e^h$

Published on 26 Mar 2020 - 10:04

score 129 · Answer 15 · 2026-03-31 11:55:16

129

Views

If $A^{1/A}=B^{1/B}=C^{1/C}$, $A^{BC}+B^{AC}+C^{AB}=768$. What is the value of $A^{1/A}$?

Published on 31 Mar 2026 - 11:55

List Question

Is there a simple expansion for $\exp(-x)$ that does not have negative terms?

Epidemiology and the corona virus

Let $f $ be such that $f(0) = f'(0) = 1$ and for any $x,y$ real numbers, $f(x+y) = f(x)f(y)$. Prove that $f(x) = \exp(x)$.

How this $\sum_{n=0}^m n^{\exp ( \tan (n\pi))}$ related to Hurwitz zeta function?

Using Newton's Law of Cooling how can we mathematically prove that our model accurately predicts when your substance reaches room temperature?

Laplace transform of $\frac{1}{\sqrt{{1-e^{-{\sqrt{t}}}}}}$

Is it possible to make a proper limit of $\ln x$ in $\mathbb{C}$

Functions and exponents

How do I get variable x inside this summation formula?

Is $\int \exp(x \exp(x)) dx$ a well-known integral?

Misunderstanding of Interest Equation.

Limit of exponential times its truncation

Simplify ratio of exponential functions

Converting $\ln|x| = h$ to $x = e^h$

If $A^{1/A}=B^{1/B}=C^{1/C}$, $A^{BC}+B^{AC}+C^{AB}=768$. What is the value of $A^{1/A}$?

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