http://dimitris.apeiro.gr mathematics, social network analysis, free software... Fri, 26 Aug 2011 21:30:31 +0000 en hourly 1 http://wordpress.org/?v=3.2.1 http://dimitris.apeiro.gr/2009/03/07/crayon-physics-and-what-about-an-open-source-crayon-physics/ http://dimitris.apeiro.gr/2009/03/07/crayon-physics-and-what-about-an-open-source-crayon-physics/#comments Fri, 06 Mar 2009 22:16:09 +0000 dimitris http://dimitris.apeiro.gr/?p=526 http://dimitris.apeiro.gr/2009/03/07/crayon-physics-and-what-about-an-open-source-crayon-physics/feed/ 5