Search results 3243 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically A contradiction is _____ ______ by its very structure Located in Mathematics / … / Formal Logic / Tautologies A tautology is ______ _______ by its very structure Located in Mathematics / … / Formal Logic / Tautologies A wff whose truth values are always false, is called a _______ Located in Mathematics / … / Formal Logic / Tautologies A wff whose truth values are always true, is called a ________ Located in Mathematics / … / Formal Logic / Tautologies Equivalent wffs Located in Mathematics / … / Formal Logic / Tautologies Is the following an equivalent wffs? Located in Mathematics / … / Formal Logic / Tautologies Mark the following statements as tautology or contradiction Located in Mathematics / … / Formal Logic / Tautologies Some Tautological Equivalences Located in Mathematics / … / Formal Logic / Tautologies The following statement is a tautology Located in Mathematics / … / Formal Logic / Tautologies "Today the sun will shine or today the sun will not shine" is called a Tautology Located in Mathematics / … / Formal Logic / Tautologies < Previous 10 items 1 ... 117 118 119 120 121 122 123 ... 325 Next 10 items > Subscribe to an always-updated RSS feed.