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Tractatus Logico-Philosophicus · Chapter
4.465 explained
Wittgenstein argues that the logical product of a tautology and any proposition is identical to the proposition itself, because altering the symbol's essence would change its sense.
What happens
Wittgenstein argues that the logical product of a tautology and any proposition is identical to the proposition itself, because altering the symbol's essence would change its sense.
Themes in this chapter
Logic and Tautology
The logical product of a tautology and a proposition is identical to the proposition, illustrating the nature of tautologies.
Characters to notice
- Mr. Wittgenstein
Author of the proposition
Key passages
“The logical product of a tautology and a proposition says the same as the proposition.”
Combining a tautology with any statement yields a statement that means the same as the original statement alone.
Clarifies the identity of logical products involving tautologies.