Visual Trigonometry by SofTouch Software is a fully functional, interactive Windows program that visually demonstrates the functions and theory of trigonometry.  Includes graphs, diagrams and theory.  Requires VBRUN300.DLL (free from Compuserve) in your WINDOWS\SYSTEM directory.  To register online, GO:SWREG.

If you do not already have VBRUN300.DLL in your WINDOWS\SYSTEM directory, you can download it from many of Compuserve's forums, including MS Windows Software Library (GO:MSL) as filename VBRUN300.EXE and MS Windows Shareware Forum (GO:WINSHARE) as filename VBRUN3.ZIP.

This copy of Visual Trigonometry is fully functional and has all the features of the registered version; however, it is initially limited to 120 minutes of evaluation time.  If you find that you need more time, send an E-Mail message to Softouch Software at 72152,567.  We will promptly E-Mail you a code to enter on the registration form to enable the application for an additional 180 minutes.  

To register Visual Trigonometry, GO:SWREG, the Compuserve Shareware Registration forum. The price will be added to your Compuserve account.  Search by the Name, Title or by the Author's user ID (72152,567).  In any case be sure that the author's ID matches.  If you search by author ID, a list of all SofTouch titles will be provided.  Some of these might also be of interest to you.  After you have completed the registration information, within a few days, you will receive a code by E-Mail.  Select Registration from the Help menu and enter the code and a name in the text boxes.  Registration gives you the right to unlimited personal use of Visual Trigonometry.  For multi-use or purchase of diskettes, contact SofTouch Software. 

Running Visual Trigonometry is easy.  Just double-click the .EXE file in you File Manager or add the program to a group using Program Manager ("File," "New ...").  Once you are running, click on the "Guide" ICON for further instructions.  You'll find that the program is simple to use and that most functions are intuitive.

Address enquiries to Compuserve ID 72152,567.  