3 papers
physics.hist-ph2020
Two paths towards circulation time derivative (Maxwell's revisited)
Dragan V Redzic
The time derivative of the circulation of a vector field over a moving and deforming closed curve, $\frac {\mathrm{d}}{\mathrm{d} t}\oint \boldsymbol{A} \cdot \mat…
physics.gen-ph2013
On the Laplacian of 1/r
Dragan V Redzic
A novel definition of the Laplacian of 1/r is presented, suitable for advanced undergraduates.
physics.gen-ph2010
Length contraction puzzle solved?
Dragan V Redzic
It is argued that the `perspectival change' of a physical object in special relativity may be given a natural dynamical explanation in terms of a change in the object under the act…