Main Theses
There are seven main propositions in the text. These are:
- The world is everything that is the case.
- What is the case (a fact) is the existence of states of affairs.
- A logical picture of facts is a thought.
- A thought is a proposition with a sense.
- A proposition is a truth-function of elementary propositions. (An elementary proposition is a truth-function of itself.)
- The general form of a proposition is the general form of a truth function, which is: . This is the general form of a proposition.
- Whereof one cannot speak, thereof one must be silent.
Read more about this topic: Tractatus Logico-Philosophicus
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