Hello there!

I'm Steve Trettel, a mathematician who is also interested in computers, physics, and language.

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I'm currently an assistant professor at the University of San Francisco. This is both my personal and academic website, so you’ll find math I like explaining, updates on my computer graphics hobby, physics I'm learning, and some favorite meals, among other things.

Illustration

All Art

Code

Embedding Orig Hyperbolic Cylinder
Embedding Orig Disk Large
Embedding Orig Disk
Embedding Orig Hyperbolic Strip Constrained
Embedding Orig Hyperbolic Strip
Embedding Orig Curtain Hyperbolic
Embedding Orig Curtain Exponential
Embedding Orig Curtian
Eggcarton-12
Waves

All Code

Project Websites

Talks

All Talks

Notes

Note: Integral Axioms Values:

Note: 2D Geodesic Cheatsheet:

Note: Quadratics for Grown Ups:

Note: Graph Geodesics Extrinsic:

Note: Graph Geodesics Intrinsic:

Note: Differential Forms Cheatsheet:
Tricks for working with the Laplacian using Differential Forms

Note: Hyperbolic Dodecahedra Ball Model:

Note: Hyperbolic Dodecahedra:

Lie Derivative, Geometrically:

Note: Lie Derivative Example:

All Notes

Courses

Papers

All Papers

Cooking

All Cooking