geometric algebra a collection of links and notes of varying quality.
n-cubes notes and information about n-cubes that i could not find summarized in other places.
opaque math notations here are several categories of mathematical notation that are especially opaque or hard to track for someone from a computer science background, along with illustrative examples. these represent excellent test cases for stress-testing a referential, programming-inspired notation.
overview of mathematical structures
referential math notation (rmn) specification an ascii plaintext math notation