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1d
comment Killing vector field along a geodesic
Crossposted to physics.stackexchange.com/q/176612/2451
1d
comment Chronology condition and metric perturbations
Crossposted from physics.stackexchange.com/q/175715/2451
1d
comment How to descent to smaller groups “by chopping off a node of the Dynkin diagram”?
Crossposted from physics.stackexchange.com/q/176431/2451
Apr
14
comment Why is ${\bf N}\otimes\bar{\bf N} \cong{\bf 1}\oplus\text{(the adjoint representation)}$?
Related: physics.stackexchange.com/q/89173/2451
Apr
9
comment Diagonalising an infinite dimensional Hermitian square matrix
Crossposted from physics.stackexchange.com/q/175149/2451
Apr
8
comment Component of a vector perpendicular to another vector.
Crossposted from physics.stackexchange.com/q/174889/2451
Apr
3
awarded  Revival
Mar
28
comment One dimensional flow slowly changing cross sectional area
Crossposted to physics.stackexchange.com/q/172811/2451
Mar
26
comment Full time derivative of the function (Frank-Oseen energy). Calculus applied to physics problem
Crossposted from physics.stackexchange.com/q/172342/2451
Mar
24
answered Parameters in the Hamilton-Jacobi Equation
Mar
20
comment Meaning of Torricelli's Equation ($v^2=u^2+2as$)
Crossposted to physics.stackexchange.com/q/170973/2451
Mar
18
comment Eigenvectors of operators on a tensor product Hilbert Space
Crossposted from physics.stackexchange.com/q/170758/2451
Mar
16
revised How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
Added example
Mar
16
answered Show the Euler Lagrange equations can also be written as
Mar
15
comment How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
@ACuriousMind: I updated the answer.
Mar
15
revised How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
added 104 characters in body
Mar
15
comment How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
$\uparrow$ Exactly.
Mar
15
revised How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
Added explanation
Mar
15
comment How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?
The proof of eq. (1.11) [with definition (*) instead of definition (1.11b)] uses basically just the fact that the exterior algebra of forms is a double-graded.
Mar
15
answered How do we wedge the complex differentials $\mathrm{d}z^i$ and $\mathrm{d}\bar z^{\bar j}$?