L

From the Greek, meaning, among other things, “account,” “reason,” and “word.” According to Heraclitus, logos is the fundamental organizing principle or law of the cosmos. https://youtube.com/shorts/myKBLpqm9Ns?feature=share

A conclusion that is true by virtue of the logical structure of the argument. https://youtube.com/shorts/UYmkMthxKMQ?feature=share

A sentence that is true in all possible circumstances. A sentence that is never false—that is,true by its logical form. So, it is a logical consequence of any set of…

A statement that can be true in at least one circumstance. There is no logical reason the statement cannot be true. https://youtube.com/shorts/Z0QvdxsaZuY?feature=share

A logical symbol that operates on a statement, the result of which, in combination with the statement’s truth value, makes the statement true or false. https://youtube.com/shorts/tCR_Q1ccey4?feature=share

A sentence that is true in all possible circumstances. A sentence that is never false—that is, asentence true by its logical form and, therefore, a logical consequence of any set…

Two statements are logically equivalent if they have the same truth values in all possible circumstances. It is never the case that one of the statements is true while the…

A statement that is false in every possible circumstance. https://youtube.com/shorts/VCTsr4zpaTQ?feature=share

A statement is a logical consequence of another or others when it is impossible for that statement to be false and if the other(s) is (are) true. (See also validity.)…

The systematic study of correct reasoning, including the valid rules of inference. https://youtube.com/shorts/0k2pgzR_upE?feature=share