Lagrange’s Equations of motion
Monday, November 18, 2013
In this note we apply the Lagrange method of variation of constants to the basic Newton's
The beginning of diffeological spaces
Thursday, September 26, 2013
This is the story, as I remember it, of the beginning of diffeologies and diffeological spaces as “
Basic 1-forms on principal fiber bundles
Thursday, April 25, 2013
This Exercise is a simple specialization of the general criterion stated in the paragraph 6.38 of
A few half-lines
Sunday, April 21, 2013
With Enxin Wu, we compared various diffeologies on the half-line [0,∞[,. The ones coming from the
A nonsymplectic manifold with an injective universal moment map
Friday, April 19, 2013
