Mathematics
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ecjb
  • Member for 4 years, 1 month
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Score Newest
question
5
Second Lemma of variation Calculus to prove the Euler-Lagrange equation
Jan 6, 2019
question
4
Good set of exercises with solutions for linear algebra
Feb 1, 2019
question
3
Derivative of a multivariate quadratic function
Mar 30, 2019
question
3
Visual representation of difference between closed, bounded and compact sets
May 12, 2019
question
3
$\lim_{n \to \infty}\frac{d(x_{n+1}, x_\star)}{d(x_n, x_\star)} = 0$, show that $d(x_n, x_\star)\leq K\varepsilon^n \quad \text{for all }n\geq 0$
Jul 22, 2019
question
3
If $A \in \mathbb{R}^{n\times n}$ and $\textbf{x}\in \mathbb{R}^{n}$why $A = \frac{1}{2} A + \frac{1}{2} A^\top $ is not always true?
Sep 24, 2019
question
3
Prove that if $\eta = \log(\frac{\phi}{1-\phi})$ then $\phi = \frac{1}{1+e^{-\eta}}$
Oct 13, 2019
question
2
Detail in the proof that eigenvectors are orthogonal
Jan 1, 2020
question
2
Computation of $(\textbf{u}\cdot \nabla)\textbf{u}$ in the Navier stokes equation: inner or outer product?
Jan 24, 2020
question
2
Finding the Best linear unbiased estimator of the mean using Lagrange Multiplier
Jul 14, 2019
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109
Error message when starting vim: "Failed to set locale category LC_NUMERIC to en_CH" (or en_BR, en_RU & LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES)
51
Error message when starting vim: "Failed to set locale category LC_NUMERIC to en_CH" (or en_BR, en_RU & LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES)
24
Identity matrix in Julia
19
Rotate interactively a 3D plot in python - matplotlib - Jupyter Notebook
15
Rotate interactively a 3D plot in python - matplotlib - Jupyter Notebook

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