CAS Calc P11 2.1 - Delivers new functions and a few fixes Posted 11/23/2011 at 15:09 UTC in iPad by gnye@amdesign.net | Permalink | Tweet CAS Calc P11 2.1 a fully developed scientific calculator for the iPad, comparable to Maple and Ti92/Ti89. CAS Calc P11 delivers advanced features such as zoom and move for the plots as well as e-mailing and printing directly via Airprint.