---
title: 'Trilinear Coordinates'
type: pdf
hasMedia: true
requiresPurchase: false
authors:
- 'William Janes Wright'
date: 1877-01-01
collection: 'Archives'
subcollection: '19th century'
topics:
- 'Science'
- 'Education'
scriptures:
- 'Proverbs 4'
- 'Proverbs 8'
url: https://confessional.org/archives/19th-century/wright-1877-trilinear-coordinates
---

# Trilinear Coordinates

A 1877 mathematical tract introducing trilinear coordinates: fundamental equations, conditions for concurrence, parallelism and collinearity, and pedagogical remarks on teaching modern geometry.

[Download](https://media.confessional.org/archives/wright-1877-trilinear-coordinates.pdf)