Contributions by theme
edit(to be done) - would be nice to have this "automatically" (like Special:contributions/by category)
To do list
edit(asides (articles) listend in contributions)
differential algebra should rather be about algebras having a derivation (abstract algebra) like Lie algebras
in Lie derivative, links to derivation (abstract algebra) need fixing
superspace, supersymmetry Creation_and_annihilation_operators etc etc
Pi add link to Solid of revolution
(to be completed)