Definition:Logical Form

Definition

Logical form is a term used to mean the logical structure of an argument or statement independent of its content or semantic meaning.

Statement Form

A statement form is a symbolic representation of a compound statement.

It consists of statement variables along with logical connectives joining them.

Argument Form

An argument form is a collation of symbols which contains statement variables such that:

when statements are used to replace statement variables (the same statement replacing the same statement variable throughout), the result is a logical argument.

Also see

• Results about logical forms can be found here.

Sources

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