Hamady.org is dedicated to the development of reliable and easy to use software for scientists and engineers. The applications include Comet, a programming environment for numerical computing; SigmaGraph, a lightweight and fast data plotting and analysis software; Comet DS, one-dimensional semiconductor device simulation software; SigmaCalculator, a powerful mathematical console; and various other programs designed with the most rigorous standard. These software are actively developed, maintained and supported by Dr. Sidi HAMADY.

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