Primal Dual Software

Linear programming library to solve constrained optimization problems arising in various industrial, financial and educational areas. Optimization problems are stated as linear programs that size can be unlimited.

Linear programming environment to solve constrained optimization problems arising in various industrial, financial and educational areas. Optimization problems are stated as linear programs with UNLIMITED number of variables and constraints.

Dual DVD copy Platinum allows to make copy of the Video-DVD disc to DVD-R/RW, DVD+R/RW, DVD+R9(Dual Layer) or CD-R/RW media. For this purpose you need the DVD-RW, DVD+RW or CD-RW burning drive. Also you can save movie as AVI file on your hard drive.

Test any number for primality with a single click. It uses a deterministic test and uses the Sieve of Eratophenes logic. Listed on the Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. $4.95 / 10 utility suite.