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Noumeno
  • Member for 2 years, 2 months
  • Last seen more than a week ago
21 votes
4 answers
2k views

How should we think about Spherical Harmonics?

12 votes
4 answers
1k views

Connection between different kinds of "Lagrangian"

9 votes
3 answers
1k views

Critique on tensor notation

8 votes
5 answers
2k views

General Relativity: is Tangent Space Always Flat?

7 votes
5 answers
265 views

How to generate electric current without a permanent magnet?

6 votes
6 answers
1k views

General Relativity: is there a better way to get spherical coordinates?

6 votes
8 answers
2k views

Why do we care about the spectrum of the Hamiltonian?

6 votes
3 answers
516 views

How to properly understand Gaussian Units?

5 votes
2 answers
174 views

How to build an intuition regarding QM angular momentum?

5 votes
1 answer
284 views

Can we handle the wave function as if it was a real valued function? [duplicate]

5 votes
3 answers
153 views

Quantum Mechanics: Particle vs Particle Beam

5 votes
3 answers
553 views

A Big Problem in Landau's Statistical Mechanics Book

5 votes
1 answer
284 views

Strange conservation of energy in Navier-Stokes Equations

5 votes
4 answers
208 views

What do I need to build special relativity?

5 votes
4 answers
1k views

General Relativity: Definition of Locally Inertial Frame

4 votes
2 answers
435 views

How to Normalize a Wave Function?

4 votes
2 answers
302 views

Tensor and Matrices

4 votes
3 answers
290 views

Commutator and Factorization of the Eigenfunctions

3 votes
2 answers
212 views

How to fully understand the Definition of Entropy?

3 votes
0 answers
411 views

Why the volume of a cell in phase space should be equal to $(2\pi \hbar)^s$?

3 votes
2 answers
198 views

How Rising and Lowering Operators directly imply quantization?

3 votes
1 answer
182 views

Problem regarding the definition of spinor

3 votes
1 answer
245 views

Functions versus Vectors in Quantum Mechanics

3 votes
1 answer
405 views

Geodesics and constraints on the parameterization

3 votes
3 answers
823 views

Simple derivation of the Maxwell's equations from the Electromagnetic Tensor

3 votes
3 answers
193 views

How to properly find the spectrum of the Quantum Harmonic Oscillator? [duplicate]

2 votes
1 answer
101 views

States with defined energy and time evolution

2 votes
1 answer
98 views

Why are Energy Fluctuations approximately equal to $k_BT$?

2 votes
1 answer
102 views

Wiener process as the integral of a stochastic force

2 votes
2 answers
123 views

What does it mean to "quantise" a system?