Search results 3655 items matching your search terms. Filter the results Item type Select All/None Collection File Folder Image Link Movie Page Question Quiz Quiz History New items since Yesterday Last week Last month Ever Sort by relevance date (newest first) alphabetically A wff whose truth values are always false, is called a _______ by Dr. Osama M. Khaled — published Aug 15, 2022 — last modified Aug 15, 2022 11:00 AM Located in Mathematics / … / Formal Logic / Tautologies A wff whose truth values are always true, is called a ________ by Dr. Osama M. Khaled — published Aug 14, 2022 — last modified Aug 15, 2022 06:03 AM Located in Mathematics / … / Formal Logic / Tautologies Equivalent wffs by Dr. Osama M. Khaled — published Aug 16, 2022 — last modified Aug 17, 2022 12:26 AM Located in Mathematics / … / Formal Logic / Tautologies Is the following an equivalent wffs? by Dr. Osama M. Khaled — published Aug 18, 2022 — last modified Aug 19, 2022 12:05 AM Located in Mathematics / … / Formal Logic / Tautologies Mark the following statements as tautology or contradiction by Dr. Osama M. Khaled — published Aug 15, 2022 — last modified Jul 03, 2025 12:29 PM Located in Mathematics / … / Formal Logic / Tautologies Some Tautological Equivalences by Dr. Osama M. Khaled — published Aug 18, 2022 — last modified Jul 03, 2025 12:29 PM Located in Mathematics / … / Formal Logic / Tautologies The following statement is a tautology by Dr. Osama M. Khaled — published Aug 14, 2022 — last modified Aug 15, 2022 06:38 AM Located in Mathematics / … / Formal Logic / Tautologies "Today the sun will shine or today the sun will not shine" is called a Tautology by Dr. Osama M. Khaled — published Aug 14, 2022 — last modified Aug 15, 2022 06:36 AM Located in Mathematics / … / Formal Logic / Tautologies A - B = B - A? by Dr. Osama M. Khaled — published Jul 12, 2022 — last modified May 29, 2025 08:34 PM Located in Mathematics / … / Sets / Elementary Set Theory - Quick Review A - B reads as by Dr. Osama M. Khaled — published Jul 12, 2022 — last modified May 29, 2025 08:33 PM Located in Mathematics / … / Sets / Elementary Set Theory - Quick Review < Previous 10 items 1 ... 117 118 119 120 121 122 123 ... 366 Next 10 items > Subscribe to an always-updated RSS feed.
