Vertrauen Programs for plotters

MATHPLOT v3.7 - Mathematical function plotting program. Mathplot allows you to enter math functions using ordinary algebraic notation and immediately plot them. Cartesian, polar, and parametric functions are supported. Presentation quality plots are produced on the screen or LaserJet printer. Excellent program for anyone who needs to quickly visualize math functions. Requires 512KB, CGA, EGA, or VGA.

PLOTTER v8.1 - A data plotting and analysis program for MS-DOS computers (ideal for researchers in all disciplines). Uses ASCII data files. Includes a Full Screen Data Editor, Least Squares Curve Fitting, Fast Fourier Transforms and Digital Filtering. Plot screens can be sent to a printer, or saved to disk in PCX format. Requires CGA, EGA or VGA monitor. Mouse support included. On-line instructions. Shareware. $25 US

WL-Plot 2.70 - Mathematical Plotting Program. Plots either Algebraic or RPN functions in cartesian, parametric, and polar modes. Also graphs inverses, integrals, 1st & 2nd derivatives, rotated conic sections, non-function relations, bifurcations, recursive relations and best fit curves. Useful for Algebra through Calculus and Physics courses. Free for educational use.