Examlex
In the terminology a 500-N block,the 500-N refers to the block's:
Modus Tollens (MT)
A form of logical argument where the contrapositive is taken: if P implies Q and Q is false, then P must also be false.
Constructive Dilemma (CD)
A logical argument asserting that if P implies Q and R implies S, and either P or R is true, then either Q or S must be true.
Atomic Sentences
The simplest type of sentence that cannot be broken down into smaller components while still expressing a complete proposition.
Truth Table
A mathematical table used in logic to determine whether a compound statement is true or false, depending on the truth values of its components.
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