This can be proven for any valid argument form using a truth table which shows that there is no situation in which there are all true premises and a false conclusion.
Founded in 1994, IntraLearn Software Corporation (ISC) is a pioneer of creating e-Learning and Knowledge Organization products for corporate enterprises, academic institutions, associations, government agencies and training suppliers.
CEC Entertainment. Inc. (CEC), headquartered in Irving, Texas, was originally incorporated under the name ShowBiz Pizza Place, Inc. In 1998, the company changed its name to CEC Entertainment, Inc. CEC is currently majority-owned and controlled by investment funds affiliated with Apollo Global Management, LLC.