What are the basic principles of logic?

What are the basic principles of logic or:What are the basic principles of logicor:1. The Law of Identity2. The Law of Non-Contradiction3. The Law of

What are the basic principles of logic

or:What are the basic principles of logic

or:1. The Law of Identity2. The Law of Non-Contradiction3. The Law of Excluded Middle1. The law of identity says that A is A, that if something exist it has a nature, a single nature. It is what it is.2. The law of non-contradiction says that A cannot be both A and not A at the same time and in the same sense. Truth is not self-contradictory.3. The law of excluded middle says that a statement is either true or false.

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