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Physics
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25
Why can't we run the laws of physics backwards and forwards in time infinitely?
Feb 9, 2023
12
Distributions "more singular than a Dirac delta" must have negativity
Aug 2, 2023
12
How to deal with differentials?
Jul 31, 2023
10
Understanding and Expressing the Definition of Inertia Tensor in the Language of Differential Geometry
Mar 26, 2020
10
Derivatives of Lagrangian for relativistic massive point particle
Sep 5, 2021
10
What is the difference between the metric (tensor), $g_{\mu\nu}$, and the invariant interval, ${ds}^2$?
Jun 13, 2022
10
Aristotelian vs Galilean relativity in terms of bundles
May 25, 2022
10
Why on earth should we talk in terms of Lie brackets instead of commutators?
Jul 2, 2023
9
In physics, are all functions fields?
May 24, 2020
8
Why can integrals be written as $I=\int \phi(x) \epsilon$?
Aug 15, 2022
Top network posts
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98
Notation for partial derivative of functions of functions
49
Is it meaningful to define the Dirac delta function as infinity at zero?
33
What do "function of" and "differentiate with respect to" mean?
33
A very odd resolution to an integral equation
25
Justifying the "Physicist's method" for ODEs using differential forms