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bio website arXiv.org
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I'm a theoretical physicist.


2d
answered Momentum is a cotangent vector?
2d
answered Where does in GUT symmetry breaking $U(1)$ come from?
2d
answered Why is the “real” gauge group of the standard model $SU(3) \times SU(2) \times U(1) /N$?
Apr
14
answered Maxwell's equations invariant under all linear transformations?
Apr
14
answered Can I take the partial derivative of the Lagrangian with respect to a constant?
Apr
13
answered Local translations in curved spacetime
Apr
13
answered Non-relativistic QFT Lagrangian for fermions
Apr
12
answered Does Peskin & Schroeder Eq. (4.26), $U(t_1,t_2)U(t_2,t_3) = U(t_1,t_3)$ imply $[H_0,H_{int}] = 0$?
Apr
12
answered Phase space Lagrangian?
Apr
11
answered Hamiltonian field equations constraints
Apr
10
answered Pass to globally conserved currents from locally conserved currents in curved spacetime
Apr
10
answered Dimension and Basis properties of $SU(N)$
Apr
9
answered When can an autonomous system be written using a Hamiltonian?
Apr
9
answered Can one apply the Hubbard-Stratonovich transformation to the exponential of the Laplacian?
Apr
8
answered Why aren't orbitals symmetric?
Apr
7
answered Lagrangian for small oscillations
Apr
6
answered Why is $\theta \over 2$ used for a Bloch sphere instead of $\theta$?
Apr
1
answered Metric and the Lagrangian
Mar
31
answered Formulating a symplectic integrator for a non-local Hamiltonian
Mar
31
answered An inconsistency in Hamiltonian formulation for non-local Lagrangian: what am I doing wrong?