Gabriel Sandoval's user avatar
Gabriel Sandoval's user avatar
Gabriel Sandoval's user avatar
Gabriel Sandoval
  • Member for 6 years, 11 months
  • Last seen more than a week ago
9 votes
1 answer
701 views

What advantages have a symplectic or geometric integrator over a simple one, say, RK4?

3 votes
1 answer
531 views

The tennis racket theorem with degenerate eigenvalues $I_1, I_2 , I_3$: Are the rotations around the principal axes stable?

3 votes
1 answer
272 views

Does energy conservation implies the mass conservation?

2 votes
0 answers
121 views

Wheel rolling leaned against a vertical wall

2 votes
0 answers
207 views

Why the uncertainty principle implies the vacuum fluctuations? [closed]

1 vote
1 answer
1k views

Transformation of the operators $\mathbf\nabla$ and $\partial/\partial t$ under Galilean transformation

1 vote
2 answers
85 views

Why the proportionality factor of 'Quantum' Poisson brackets is imaginary?

0 votes
2 answers
2k views

Find the lagrangian of a particle given the force

0 votes
1 answer
74 views

Why is it possible to write the electrical potential as a sum of $\int dV \,\rho/R$ and $\int da \,\sigma/R$?

0 votes
0 answers
46 views

Understanding boundary conditions and forced system - Wave Equation

0 votes
2 answers
299 views

A particle subject to a potential of the form $V(x)=V_0\vert x \vert$ [closed]

-1 votes
2 answers
237 views

A planet with a straight tunnel through it [duplicate]