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Futurologist's user avatar
Futurologist's user avatar
Futurologist's user avatar
Futurologist
  • Member for 7 years, 11 months
  • Last seen this week
9 votes
Accepted

How to deal with explicit time dependence of the Lagrangian?

8 votes
Accepted

Rigid body motion decomposition

7 votes
Accepted

How does one write a three dimensional de Sitter space as the quotient $SL(2, C)/SL(2, R)$?

5 votes
Accepted

If $f(\cdot)$ is a chaotic map, then is $f^{-1}(\cdot)$ known as the inverse map which is chaotic?

5 votes
Accepted

Interpretation of Ricci rotation coefficients in tetrad formalism

5 votes
Accepted

Proof of total energy is constant in a central force field

5 votes

Is it possible to estimate the 23.5° tilt of Earth's axis?

4 votes

Action angle variables and Action

3 votes
Accepted

Hamiltonian for a magnetic field

3 votes
Accepted

Defining generalized momentum in terms of kinetic energy versus a Lagrangian

3 votes

Hamiltonian for relativistic free particle is zero

3 votes
Accepted

Velocity of a photon according to a stationary observer in Schwarzschild metric

3 votes
Accepted

How to approach a 2-body problem in General Relativity?

3 votes
Accepted

Inhomogeneous wave equation by fourier in analysis

3 votes
Accepted

Transforming to non-intertial frames in Hamiltonian Mechanics

3 votes

Solving a two-body problem using relative motion and reduced mass

3 votes
Accepted

Timelike geodesics of 2-dimensional de Sitter spacetime

3 votes

About $\frac{d L}{d t}=\tau$ in a rotating center of mass frame

3 votes
Accepted

Motion with constant speed and constant acceleration magnitude

3 votes

Is the Four-gradient of a Scalar Field a Four-Vector?

3 votes
Accepted

How to calculate orbit params for transfer before docking?

3 votes
Accepted

Classical systems with compact phase space

2 votes
Accepted

How are Lie series used as canonical transformations in perturbation theory?

2 votes
Accepted

Potential energy of a bent spring

2 votes

Plane rotation of a bar in a viscous fluid, computation of the torque

2 votes
Accepted

Understanding the equations of motion for the Polyakov action in string theory

2 votes
Accepted

Can you numerically compute a trajectory by direct minimization of the action functional?

2 votes

Phase diagram method

2 votes
Accepted

Discretization of Newton's Equation with velocity perpendicular to gradient

2 votes
Accepted

Short question about moment force