Definition:Modal Proposition

Definition

A modal proposition is a statement in modal logic:

It is possible that $A$ is true.

Also see

• Results about modal propositions can be found here.

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): categorical proposition
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): categorical proposition