## Categories: Top and Grp

In this post, we will use the notion of categories and functors to make rigorous the relationship between topological spaces and their underlying fundamental and homology »

Rotate trees with confidence! When it comes to programming interviews, one of my biggest fears has always been tree rotations. You'll often see these operations cited »

Thinking Functorially (WIP) These are some of my notes about how commutative algebra and programming languages both benefit from functors. Please refer to (Eisenbud, Commutative Algebra »

Updated my earlier guide to the 8/16/2014 latest version of Ghost. MathML Support (MathJax) In ghost/content/themes/YOUR_THEME_NAME/default.hbs, before »

In this post, we will use the notion of categories and functors to make rigorous the relationship between topological spaces and their underlying fundamental and homology »

In the context of finite products, the box topology and product topology coincide. As the following exposition shows, this is not the case for infinite products »

Continuing from our last primer about A* search, this post assumes knowledge of the A* algorithm. Here, we demonstrate an application of A* search to a »