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Jan
27
accepted Multivariable taylor series expansion of $\exp(-(x^2+y^2))$
Jan
22
accepted Eigenvectors of $\begin{pmatrix}6&2\\-10&-1\end{pmatrix}$ (linear equations with complex numbers)
Dec
15
accepted ELI5: What are pointwise and uniform convergence and what is the difference?
Dec
9
accepted Show that $\int_1^\infty \frac{\ln x}{\left(1+x^2\right)^\lambda}\mathrm dx$ is convergent only for $\lambda > \frac{1}{2}$
Nov
27
accepted Throwing the dice - wrong interpretation still yields correct result
Nov
22
accepted Reconstructing a function from its critical points and inflection points
Nov
17
accepted Show that $\exp(x)-1=\mathcal{O}(x)$ for $x\to 0$
Nov
12
accepted Show that $\sqrt{x}$ is continuous using sequences
Nov
3
accepted Prove that $x_{n+1}=\frac{x_n}{2}+\frac{1}{x_n}\geq\sqrt{2}$
Nov
3
accepted Is there a whole number $x\in\mathbb{Z}$ with $x\neq 0$ s.t. $\exp(x)$ is natural?
Oct
1
accepted Prove $\sum_{k=0}^n\binom{2n+1}{2k}=4^n$
Sep
29
accepted Differentiation with respect to integral boundary
Sep
29
accepted Properties of shortest walks and simple paths during optimization
Sep
23
accepted Solving ODE $\dot{x}=\lambda x-b$
Mar
31
accepted $\varepsilon$-$\delta$-definition for continuity of $x^n$
Mar
31
accepted Sequence with an infinite amount of limit points
Jan
20
accepted Parameterized curve describing trajectory of thrown object
Dec
10
accepted Extrema of the Gauß function
Dec
10
accepted Differentiability and extrema - counterexamples for a few statements
Dec
10
accepted Antisymmetric and irreflexive relation which is not asymmetric