Derive is the  trusted mathematical assistant relied upon by students, educators, engineers and scientists around the world. It does for algebra, equations, trigonometry, vectors, matrices and calculus what the scientific calculator does for numbers. It eliminates the drudgery of performing long and tedious computations. You can  easily solve both symbolic and numeric problems and see the results plotted as  2D graphs or 3D surfaces.
For everyday mathematical work, Derive is a  tireless, powerful and knowledgeable assistant. For teaching or learning  mathematics, Derive gives you the freedom to explore different mathematical  approaches easier and faster than traditional methods.