Bernhard

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Apr
12
 reviewed No Action Needed Will Cone standing on its tip, without any other force other than gravity topple?
Apr
12
 reviewed Reviewed Parachute in vacuum
Apr
12
 comment Parachute in vacuum
Can you explain what your answer adds to CrazyBuddy's answer?
Apr
12
 reviewed No Action Needed What causes a soccer ball to follow a curved path?
Apr
12
 revised Parachute in vacuum
I think your remark here is more confusing than clarifying.
Apr
12
 suggested suggested edit on Parachute in vacuum
Apr
11
 revised Time-dependent perturbation theory
Figure fixed in text
Apr
11
 suggested suggested edit on Time-dependent perturbation theory
Apr
11
 reviewed No Action Needed Boundary condition Hamiltonian with point tinteractions
Apr
11
 reviewed No Action Needed Application of Archimedes Principle
Apr
10
 reviewed No Action Needed Second quantization
Apr
10
 reviewed No Action Needed Dealing with environment in a CHSH game
Apr
9
 reviewed Reviewed Is black hole bright at center?
Apr
8
 reviewed No Action Needed How Uncertainty Principle, Vacumm fluctuations and Energy Conservation coexist in QFT?
Apr
8
 reviewed No Action Needed Different approaches to calculating the Christoffel symbols
Apr
7
 comment Navier-Stokes system
This is all explained in the Wikipedia article about the Navier-Stokes equations. Can you indicate what it is, that is not clear about this?
Apr
7
 reviewed No Action Needed $\beta^+$ decay
Apr
7
 reviewed Reviewed Sign convention of the lens formula and its application
Apr
7
 comment Sign convention of the lens formula and its application
Can you be more specific about the sign convention, and how it appears twice? It is a bit difficult to understand what you mean here.
Apr
5
 reviewed No Action Needed Why do physicists believe that particles are pointlike?
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