---
title: "Preface"
summary: "Preface: a page of the HPC note."
date: 2026-09-11
author: hpcnotes
kind: note
parent: hpc
order: -1
tags: hpc
draft: false
---

Why these notes exist, who they are for, and what they refuse to be: a rewrite of an algorithms textbook with a faster Big-O.