These instructions will be useful for new users of Mathcad 15.
1. Mathcad 15 Licensing Instructions - Existing Maintenance Customers.
2. Mathcad 15 Licensing Instructions - New and Single User Upgrade Customers.
3. Mathcad 15 Licensing Instructions - Student Edition.
P.S. "Mathcad 15.0 Knowledge Base Articles" can be found here: https://www.ptc.com/appserver/cs/view/kdb.jsp?Product=Mathcad&Release=15.0&DocType=kdb_article
