minute edits, ignore
Merge branch 'master' of https://github.com/cvitanov/reducesymm

Conflicts:
	blog/2modesBB.tex

don't get git: it's erased about 1 h of work into oblivion. Urrgh
some editing of the planned article

= separated invariant polynomials into a section
= do not get git: erased about 1h of work while 'resolving' a conflict
merge commit
merge commit