This is the Shareware DOS Version of the Equation Database. The Equation Database is a program that handles "fill in the blanks" equations - Conversions, Geometry, Physics, Electricity. In some areas of the program, it solves for the unknown value. It took 2.5 years to research and develop the program. When you register, you receive a manual and the Windows Version of the product. The Windows version features everything that is in the DOS version plus pictures of the Geometric Shapes, Graphs of the results of the electricity calculations and a Windows Help File. (Requires Windows 3.1 and 2mb of Disk space). See the program Help menu, for registration details. Files that are required for this program are: EQUATE.EXE EQUATE.HLP EQUATE.DAT EQ.BAT This program will run in 512K of memory. For better memory optimization, start this program by running EQ.BAT, which sets up the overlay manager for minimal size.