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2d
revised CFT and temperature
edited tags
2d
revised Vectors finding direction include the difference between “north of east” and “east of north”
deleted 1 character in body; edited tags
2d
reviewed Leave Closed Could Dark Matter Exist Prior to the Big Bang?
2d
comment Sign of Wick rotation
Which textbooks?
Feb
5
comment Do physical entities with one dimension equal to 0 exist?
The update (v5) seems related to physics.stackexchange.com/q/41676/2451 and links therein.
Feb
5
comment Geometric interpretation of zero metric
Comment to the post (v1): Note that the metric tensor on a (pseudo)Riemannian manifold is by definition non-degenerate and cannot vanish.
Feb
5
revised Geometric interpretation of zero metric
edited tags
Feb
5
comment Black Hole Collision
Note that a massive object technically speaking doesn't have a speed-maximum, it has a speed-supremum, a.k.a. $c$.
Feb
5
revised Black Hole Collision
edited tags
Feb
5
revised Expectation Value of Unitary Time Evolution Operator in Quantum Mechanics
deleted 5 characters in body; edited tags
Feb
5
comment Bosonic and fermionic partitions
This question (v1) has been flagged by an anonymous user as being "a current contest problem for an ongoing French undergraduate physics competition, near verbatim after translation into English." If anyone has information of this please share it here.
Feb
5
revised Use Cartan subalgebra in spinor representation to find weights of vector representation
added 4 characters in body; edited tags; edited title
Feb
5
revised Voltage of a battery in a circuit with an infinite resistance
deleted 22 characters in body; edited tags
Feb
5
revised Tornado Vortex Low-pressure Force
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Feb
5
revised Looping fractal paradox
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Feb
5
revised Can I *always* decompose a normalizable function into the discrete Hydrogen spectrum?
edited tags
Feb
5
revised Generators of cubic group: Euler angles
added 8 characters in body; edited tags
Feb
5
reviewed Close How far do we need to be removed from the earth to show the curvature with a viewing angle between 42 and 48 degrees?
Feb
5
revised Determining focal length and positions of principal planes
deleted 30 characters in body; edited tags
Feb
5
revised The impatient hot tub owner
edited tags