Mathematics
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yungCalculator
  • Member for 2 years, 9 months
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11
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64
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5
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45
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3
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27
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18
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18
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18
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All Questions Answers
Score Newest
question
5
How to define a sequence $(a_n)_{n\geq 0}$ in $\mathbb{R}$ such that each convergent sub-sequence has limit 1, but $(a_n)_{n\geq 0}$ doesn't converge? [closed]
Mar 15, 2021
question
3
How to prove that $a_n =(1+\frac1n)^n$ for all $n\ge 1$ applies to $a_n=\sum_{k=0}^n \frac1{k!}(1-\frac1n)(1-\frac2n)\cdots(1-\frac{k-1}n)$?
Mar 8, 2021
question
3
How to show that for every vector field $v$ there exists a constant $M_{ > 0}$ such that $||v(x)|| \leq M$ $\space \forall x \in \gamma([a,b])$?
Oct 27, 2021
question
2
How to find the particular solution to $y'' + \cos(t) y' = \cos(t)$?
Mar 26
question
1
How to prove that $T: p(x) \longrightarrow p(x) + xp'(x)$ is surjective?
Apr 6, 2021
question
1
How to show that the curves $\gamma_0 , \gamma_1$ are homotopic with conservation of endpoints?
Oct 28, 2021
question
0
How to show that $x, y$ $\in$ $\mathbb{R}$ exist such that $f(x) < 0 < f(y)$ using a Epsilon-Delta proof?
Feb 23, 2021
question
0
How to prove that $f(x, y)=\frac{2xy}{x^2 + y^2}$ is not continuous in $(0, 0)$ using an Epsilon-Delta proof?
Feb 23, 2021
question
0
How to prove that the following statements are equivalent: $\lim_{n\to \infty} a_n = a$ and $\lim_{x\to 0} \bar{\alpha}(x) = a$
Mar 1, 2021
question
0
How to determine the matrix of $T: p(x) \longrightarrow p(x+1)$ with respect to the basis $1, x, x^2$?
Apr 5, 2021

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