A Map of (Mathematical) Meaning

Or

A Theory of Fusion

The title is not a reference 🙂

Core-testy of:

https://satyavrat.wordpress.com/2007/10/21/the-trees-of-knowledge/

A Map of Mathematics:

A Map of Science:

Can someone please help me find the original author of the first image, the map of mathematics? Is it Max Tegmark as well? Or is it the author of that blog?

Note my original comment on the blog.