# 4.211 explained — Tractatus Logico-Philosophicus

> Chapter companion for Tractatus Logico-Philosophicus by Ludwig Wittgenstein.

## What happens

Wittgenstein defines a key characteristic of elementary propositions: they cannot be contradicted by another elementary proposition, establishing their logical independence.

## Themes in this chapter

### Logical Atomism

The independence of elementary propositions is a core tenet of logical atomism.

## Character check-ins

### Mr. Wittgenstein

Author of the proposition, defining the nature of elementary propositions.

## Key lines

> It is a sign of an elementary proposition, that no elementary proposition can contradict it.

A defining feature of an elementary proposition is that it cannot be logically contradicted by any other elementary proposition.

_Clarifies the logical independence of elementary propositions._

## Links

- HTML: https://www.betterreads.online/discover/tractatus_logico_philosophicus_se/chapters/4-211
- Book: https://www.betterreads.online/discover/tractatus_logico_philosophicus_se
- All chapters: https://www.betterreads.online/discover/tractatus_logico_philosophicus_se/chapters