This is a decommissioned version of ERA which is running to enable completion of migration processes. All new collections and items and all edits to existing items should go to our new ERA instance at https://ualberta.scholaris.ca - Please contact us at erahelp@ualberta.ca for assistance!
Search
Skip to Search Results
Filter
Author / Creator / Contributor
Supervisors
Subject / Keyword
Year
Collections
Languages
Item type
Departments
-
Spring 2015
Natural deduction and the axiom method, as two derivation methods of formal deductive logic, are extensionally equivalent in the sense that they prove the same theorems and they derive the same premise-conclusion arguments: one has a derivation of a given conclusion from a given premise set if...
1 - 1 of 1