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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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  • Spain
  • Member for 2 years, 9 months
  • 640 profile views
  • Last seen 11 hours ago

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Top posts (331) All Questions Answers | Votes Newest

6 Is dot product the only rotation invariant function? Apr 17 '17
5 Taylor's theorem Cauchy's remainder question. May 6 '17
4 prove existence of the limit of a sequence Nov 26 '18
4 $u_{xx} − 7u_{tx} + 12u_{tt} = 0$ (Partial Differential Equations) Jun 2 '17
4 Solving nonlinear inhomogeneous first-order PDE using method of characteristics Oct 19 '18
4 Finding orthogonal surface Apr 14 '17
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 Laplace of the PDE $ x \frac{\partial(w)}{\partial(x)} + \frac{\partial(w)}{\partial(t)}=xt$. Dec 13 '18
3 Finding the closed form for $x_n^2 = -x_{n-1}^2+6x_{n-2}^2+n$ Feb 15
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