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Greg Graviton
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2,004
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13 hours ago
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22
Why does calculus of variations work?
12
Would it help if you jump inside a free falling elevator?
10
Observables with transcendental eigenvalues
10
Does 'electricity' have mass? Is 'electricity' tangible?
9
Is the assumption of space time to be a continuum is just a matter of mathematical taste?
8
How do we know that earth moves around sun and that too in elliptical orbit
8
Kubo Formula for Quantum Hall Effect
7
What is the covariant derivative in mathematician's language?
7
Pseudoscalar action in classical field theory
5
Quantum entanglement vs classical analogy
3
Which derivative with respect to time is which in the Heisenberg picture of quantum mechanics?
3
Eigenvalues of an operator correspond to energy states in quantum mechanics, why?
3
Difference between electric field and electric displacement field
3
Zero magnetization of spin model without external magnetic field
3
Path integral vs. measure on infinite dimensional space
2
Are electrons in different energy levels considered identical?
2
Quantum mechanics as classical field theory
2
Groups acting on physics - a clarification on electrons and spin
2
Nonlinear optics as gauge theory
1
Variational wavefunctions and “spread” of potential in quantum mechanics
1
Weinberg's way of deriving Lie algebra related to a Lie group
1
proof of gauge invariance for quantum 1D ring
1
Where do the choice of basis in QFT come from?
0
Beginners questions concerning Conformal Field Theory
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