Welcome to the website for 15-458/858 (Discrete Differential Geometry). Here you’ll find course notes, lecture slides, and homework (see links on the right).

**If you are a student in the class, register now by clicking here!**

To participate in the class, you must register using your Andrew (CMU) email address.

A few things to note:

- You will be subscribed to receive email notification about new posts, comments, etc.
- You can ask questions by leaving a
**comment** on a post. If you’re apprehensive about asking questions in public, *feel free to register under a pseudonym*.
- Otherwise, please associate a picture to your profile by registering your email address at Gravatar.com—doing so will help us better recognize you in class!
- You can include mathematical notation in your questions using standard $\LaTeX$ syntax. For instance, when
*enclosed in a pair of dollar signs*, an expression like `\int_M K dA = 2\pi\chi` gets typeset as $\int_M K dA = 2\pi\chi$.

If you encounter any problems while trying to use the website, please contact the TA (listed under the course description).