# The third edition of Principia is published in Newton's lifetime

Date: 1726

## The fact

In 1726 the third edition of Principia was published in Newton's lifetime, edited by Henry Pemberton. It is a dated revision. Isaac Newton's documented role is: He approved a third Latin edition in old age. Henry Pemberton edited. It is a lifetime revision, not a posthumous book.

## Context

Newton was old and famous. Pemberton was a younger editor. The setting of The third edition of Principia is published in Newton's lifetime is the public file around 1726-01-01. Shared offices, unnamed crews, printers, or later editors may appear without becoming this instrument. Driver edu-[digital-learning-access](/drivers/edu-digital-learning-access) is attached because the significance names a mechanism from this act, not because a standing list needed coverage.

Confidence is stated on the impact path, not hidden in adjectives. Do not treat 1726 as 1687. Do not treat Motte 1729 English as this Fact. Mixed effects of The third edition of Principia is published in Newton's lifetime are separate paths.

## Evidence and sources

SEP independently lists the 1726 edition. Gutenberg is later English access. Official carrier: Project Gutenberg — Principia public English carrier (https://www.gutenberg.org/ebooks/28233; Project Gutenberg). Independent carrier: Stanford Encyclopedia of Philosophy — Principia editions (https://plato.stanford.edu/entries/newton/; Stanford Encyclopedia of Philosophy).

Official or archival record: Project Gutenberg — Principia public English carrier (https://www.gutenberg.org/ebooks/28233; Project Gutenberg).

## Significance

Improving education-access path of lower weight than 1687. Complex. High confidence on 1726. The welfare reading on this path is improving. Readers checking this Fact should open both named URLs for The third edition of Principia is published in Newton's lifetime.

The welfare reading used in this dossier is improving. That reading is an impact-path choice, not a property stored on the Fact itself.

## What is established and what is not

Established: a third edition appeared in 1726 while Newton lived. Not established: that 1729 English is his typesetting. Established: a sourced public record of The third edition of Principia is published in Newton's lifetime under 1726-01-01.

Shared responsibility is part of The third edition of Principia is published in Newton's lifetime. Naming Isaac Newton does not delete co-authors, institutions, or later transmitters. The lag from 1726-01-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.

If a number is not in the two records named above, it is not supplied here.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

## People

- Isaac Newton: https://factrail.ai/people/isaac-newton

## Sources

- https://www.gutenberg.org/ebooks/28233
- https://plato.stanford.edu/entries/newton/

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/newton-principia-3ed-1726