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Logical truth - Wikipedia
Logical truth is one of the most fundamental concepts in logic. Broadly speaking, a logical truth is a statement which is true regardless of the truth or falsity of its constituent propositions. In other words, a logical truth is a statement which is not only true, but one which is true under all interpretations of its logical … 展开
Logical constants, including logical connectives and quantifiers, can all be reduced conceptually to logical truth. For instance, two statements or more are logically incompatible if, and only if their conjunction is logically false. One statement 展开
Non-classical logic is the name given to formal systems which differ in a significant way from standard logical systems such as propositional and predicate logic. There are several ways in which this is done, including by way of extensions, deviations, and variations. … 展开
Considering different interpretations of the same statement leads to the notion of truth value. The simplest approach to truth values means that the statement may be "true" in one case, but 展开
The concept of logical truth is closely connected to the concept of a rule of inference. 展开
Logical positivism was a movement in the early 20th century that tried to reduce the reasoning processes of science to pure logic. Among other things, … 展开
• Contradiction
• False (logic)
• Logical truth table, a mathematical table used in logic
• Satisfiability
• Tautology (logic) (for symbolism of logical truth) 展开CC-BY-SA 许可证中的维基百科文本 Logic - Wikipedia
Truth table - Wikipedia
Logical Truth - Stanford Encyclopedia of Philosophy
Logical truth - Wikiwand / articles
Logical truth - Wikipedia
Logic - Wikiversity
Notes to Logical Truth - Stanford Encyclopedia of Philosophy
Truth table - Wikiversity
Introduction to Philosophy/Logic/Truth and Validity
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