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Apr
27
answered Are units of angle really dimensionless?
Apr
25
answered What does $(\delta\vec{r}\cdot\nabla)^2$ mean in the derivation of the Lamb shift, and how do you find its expectation?
Apr
18
answered What do operations on single Qubits of Unfactorable Superpositions Do?
Apr
2
answered Relation between wave functions $f(x-vt), f(t-x/v), f(kx-\omega t)$
Mar
29
answered Is fractional error computed using the actual value or the best estimate?
Mar
13
answered How to determine if interaction is allowed?
Feb
23
asked Confirming an inconsistency of the Balitsky-Kovchegov equation between references
Feb
23
answered Why aren't two systems considered as one instead of saying we are doing no work on one of them?
Jan
25
answered Same equation, different meanings
Jan
22
answered Why are these equations valid despite seemingly inconsistent units?
Jan
7
answered Why are significant figure rules in Multiplication/Division different than in Addition/Subtraction?
Dec
28
answered What is $\gamma$ in the qutrit?
Dec
27
answered Why isn't $E=mv^2$ a general formula for energy?
Dec
4
answered Good books on elasticity
Nov
28
answered Can momentum have a complex expectation value?
Nov
24
answered Can a particle have no instantaneous velocity at all points of the path taken but a finite average velocity?
Nov
6
answered Does a conservation of momentum problem need to specify velocity, not just speed?
Nov
1
answered Does $g_{\mu\mu}$ in an expression follow the Einstein summation convention?
Nov
1
answered Why do these calculations of EM fields for a magnet and wire loop seem inconsistent?
Oct
26
answered What's the right way to calculate power consumption over a month given a rate per minute?