4.31 The truthpossibilities can be presented by schemata of the following kind ("T" means "true", "F" "false". The rows of T's and F's under the row of the elementary propositions mean their truthpossibilities in an easily intelligible symbolism).



4.4 A proposition is the expression of agreement and disagreement with the truthpossibilities of the elementary propositions.
4.41 The truthpossibilities of the elementary propositions are the conditions of the truth and falsehood of the propositions.
.411 It seems probable even at first sight that the introduction of the elementary propositions is fundamental for the comprehension of the other kinds of propositions. Indeed the comprehension of the general propositions depends palpably on that of the elementary propositions.
4.42 With regard to the agreement and disagreement of a proposition with the truthpossibilities of n elementary propositions there are possibilities.
Agreement with the truthpossibilities can be