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Nov
26
revised Conservation of ang. momentum for paths reaching a rotation axis
rewrote some of the latex
Nov
26
suggested suggested edit on Conservation of ang. momentum for paths reaching a rotation axis
Nov
26
comment Direction of friction when a car turns
similar question physics.stackexchange.com/questions/79852/…
Nov
26
revised Use kirchhoff's second law to deduce the resistance R of the resistor
added pictured and used latex
Nov
26
suggested suggested edit on Use kirchhoff's second law to deduce the resistance R of the resistor
Nov
26
comment Some strange transformation
What strange transformations?
Nov
26
comment Some strange transformation
You probably know this formula $tr(A)=ln[Det(e^{A})]$. If there exists a matrix $B$, invertible, such that $A=ln(B)$ the following is true $tr[ln(B)]=ln[det(B)]$.
Nov
26
revised What is the significance of electron spin quantum number?
added 145 characters in body
Nov
26
answered What is the significance of electron spin quantum number?
Nov
24
comment The Weyl tensor and gravitational waves
See this article on Weyl tensor and gravitational waves arxiv.org/abs/1309.2768
Nov
24
comment Speed of light, lasers and mass
I'm glad you found my answer helpful.
Nov
24
revised C, T, P transformation mistakes in ``Peskin&Schroeder's QFT''?
deleted 1 characters in body
Nov
24
answered C, T, P transformation mistakes in ``Peskin&Schroeder's QFT''?
Nov
24
revised Thermodynamics and wall insulation
rewrote it with latex
Nov
24
suggested suggested edit on Thermodynamics and wall insulation
Nov
23
answered Speed of light, lasers and mass