John Donne's user avatar
John Donne's user avatar
John Donne's user avatar
John Donne
  • Member for 8 years, 4 months
  • Last seen this week
58 votes
Accepted

What does a Galilean transformation of Maxwell's equations look like?

15 votes

Ultra-relativistic gas

13 votes

Do Maxwell's equations imply that still charges produce electrostatic fields and no magnetic fields?

12 votes

Does salt affect the boiling time of water?

11 votes
Accepted

Determining the probability of outcomes in a measurement

9 votes
Accepted

Derive vacuum polarization and magnetization

6 votes
Accepted

Fourier transform in Hawking's paper

6 votes
Accepted

How to calculate density of states for different gas models?

6 votes
Accepted

Original Derivations of Euler Equations or Navier-Stokes Equations

5 votes

How can we justify, in deriving quantum statistics, the use of Stirling approximation in the form $\ln(x!)\approx x \ln x - x$?

5 votes
Accepted

Derivation of Boltzmann equation in Kolb and Turner's The Early Universe

5 votes

What is the difference in the two notation?

5 votes
Accepted

Is space becoming time-like inside an event horizon a consequence of our coordinate system?

5 votes
Accepted

Why gauge transformations does not/cannot change a quantum state?

4 votes

For the free electromagnetic field, is it possible make single gauge transformation to achieve $\phi={\bf \nabla}\cdot{\bf A}=0$?

4 votes

Will a proof of the existence and smoothness of the Navier-Stokes equations contribute to a GUT?

4 votes

Third-order virial coefficient for hard spheres

4 votes

Did Newton know or assume that planetary (extraterrestrial) space was frictionless vacuum-space?

4 votes
Accepted

Physical meaning of the Casimir operators of Poincarè algebra

3 votes
Accepted

Helmholtz Decomposition for a four-vector field

3 votes

Is there a theoretical limit to efficiency of a quantum computer?

3 votes
Accepted

Validity of relativistic hydrodynamic equations

3 votes
Accepted

What is the precise/defining mathematical behaviour for Meissner effect?

3 votes

Proof that the uniqueness theorem is valid for zero potential at infinity

3 votes

Ideal Gas: an unexpected consequence of indistinguishability and the $N!$ term

3 votes

What is meant by $dy/y$?

3 votes
Accepted

How do I get from the basic Helmholtz equation to this parametrised form?

3 votes
Accepted

Propagator of Hermitian operator

3 votes
Accepted

Mercury's precession

3 votes

Lagrangian of a single scalar field