# Heath Davison Lunt

There are 2 documents.

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## A Lightweight Derivation of CORDIC for Trigonometric Functions
Author: Heath Davison Lunt
Date: June 2026

A short, simple derivation of CORDIC using matrices and infinite series, abstracted away from hardware details.

https://blog.davisonlunt.com/derivation-of-cordic

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## The Time Complexity of Building a Heap
Author: Heath Davison Lunt
Date: April 2026

A derivation of the time complexity for building a heap using an arithmetico-geometric series.

https://blog.davisonlunt.com/time-complexity-of-building-a-heap