Daniel Z.

An assortment of blogs. Enjoy!

Featured

• The mirror formula

  Published:May 15, 2025 |  at 06:26 AM

  A simple proof of the mirror formula.

• Hessians

  Published:May 12, 2025 |  at 11:58 PM

  What does the Hessian matrix really mean?

• Burnside's lemma

  Published:Feb 2, 2025 |  at 09:39 PM

  An intuitive introduction to Burnside's lemma.

• Haskell: #1

  Published:Jan 21, 2025 |  at 04:57 PM

  A quick intro to the world of Haskell and functional programming.

Recent Posts

• Breakdown

  Published:Jan 24, 2025 |  at 11:07 PM

  My editorial for the USACO problem "Breakdown."

• About this blog

  Published:Jan 21, 2025 |  at 09:58 PM

  Some meta-information about this blog's setup and workflow.