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Tob Ernack

I try to learn physics from the perspective of a mathematician.

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  • Member for 3 years, 9 months
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Top posts (17) All Questions Answers | Votes Newest

8 Are there cases where $\nabla\cdot\iiint\frac{\mathbf{J}(\mathbf{x}')}{\left|\mathbf{x}-\mathbf{x'}\right|}\mathrm{d}V' \neq 0$? Jun 18
6 Does classical electromagnetism really predict the instability of atoms? Feb 24
5 Transmitted Power and Poynting's theorem contradiction? Nov 9 '15
4 Can $E=\frac{q}{4\pi\epsilon_0 r^2}$ be directly derived from differential form of Maxwell equations? Oct 13 '18
2 Problem in derivation of nonlinear optics wave equation Oct 13 '18
2 Empirical determination of masses and charges of a set of objects using only kinematics experiments Jun 30
2 How do we determine that an object is neutral? Jun 30
1 Explaining receiver antennas without using Reciprocity Feb 17
1 Is there a better definition of magnetic field than this? Jul 2
1 Is there a difference between metal waveguides in microwave frequencies and dielectric waveguides in optical frequencies? 13 hours ago
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