## blogging ltd

Unfortunately the graphics chip/logic board of my 3 1/2 ys. old computer is again damaged, moreover the new hard disk seems unfortunately now also damaged. I don’t know wether Apple replaces the board again without cost. So blogging will be again limited for an unknown amount of time.

comments in german, french and russian will be translated into english.
you can use LaTeX in your math comments, by using the $shortcode: [latex] E = m c^2$