Victor Porton's Math Weblog - Last comments http://b2e.portonvictor.org/index.php/math?disp=comments en-US http://backend.userland.com/rss092 In response to: Theorem about limiting a binary relation to a set (formula g g^-1 = f g^-1) OH! it`s very intersting!<br /> but, is there any way to write math formula directly in our weblogs? <br /> I always change them to a picture and put the pics in my weblog.<br /> please guide me in my weblog.<br /> sincerely<br /> milad http://b2e.portonvictor.org/index.php/math/2005/11/01/limiting_binary_relations_theorem#c3163 In response to: Definition of category with multiple sources and destinations In my article <strong><a href="http://www.mathematics21.org/categories.xml">Category Theory Modeled with Dependencies Theory</a></strong> (see <strong><a href="http://www.mathematics21.org/category-theory.html">my category theory research</a></strong>) I describe a more algebraic <em>generalization of category theory</em> based on my <a href="http://www.mathematics21.org/dependencies-category-theory.html">theory of dependencies</a>. http://b2e.portonvictor.org/index.php/math/2005/08/12/definition_of_category_with_multiple_sou#c215