Mathematics
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Rafa Budría

Mathematics teacher, degree in Physics. There are many details worth the effort to explore.

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  • Member for 4 years, 6 months
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  • Last seen Mar 4 at 11:27

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6 Is dot product the only rotation invariant function? Apr 17 '17
5 Finding orthogonal surface Apr 14 '17
5 Taylor's theorem Cauchy's remainder question. May 6 '17
4 $u_{xx} − 7u_{tx} + 12u_{tt} = 0$ (Partial Differential Equations) Jun 2 '17
4 prove existence of the limit of a sequence Nov 26 '18
4 Why $\mathbf n\cdot(\mathbf L^T\mathbf n)=\mathbf n\cdot(\mathbf D\mathbf n)$? Apr 13 '17
4 Inertia tensor for a spherical shell Mar 24 '17
3 Recurrence relation using generating functions to solve? Mar 30 '17
3 How to know multipliers in solving PDE Equations? Apr 9 '17
3 $\lambda:[a,b]\to\mathbb{R}^n$ differentiable closed path, then exists $t\in(a,b)$ such that $\langle\lambda(t),\lambda'(t)\rangle = 0$ Apr 9 '17
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