Graphmatica

is a powerful, easy-to-use, equation plotter with numerical and calculus features:

• Graph Cartesian functions, relations, and inequalities, plus polar, parametric, and ordinary differential equations.
• Up to 999 graphs on screen at once.
• Data plotting and curve-fitting features.
• Numerically solve and graphically display tangent lines and integrals.
• Find critical points, solutions to equations, and intersections between Cartesian functions.
• Print your graphs or copy to clipboard in bitmap or vector format in black-and-white or color.
• On-line help and demo files make getting up to speed a snap.

In summary, a great tool for students and teachers of anything from high-school algebra through college calculus. For Knowing about Graphmatica you can Follow Link Graphmatica