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Graphmatica

Keith Hertzer
ksoft@pair.com
kSoft, Inc.
345 Montecillo Dr.
Walnut Creek, CA 94595-2613

Graphmatica is an equation plotter which supports five types of planar graphs (including polar, parametric, logarithmic, inequalites and limited implicit plots), plots planar vector fields and solutions of the corresponding differential equations, unlimited graphs on screen at once, saving setup information and lists of equations, flexible grid labeling, lock-on coordinate cursor and several ways to resize the grid. Its calculus options include symbolic differentiation, drawing of tangent lines, and numerical integration (you use a mouse to select points and areas). Offers on-line help and demonstration files. grmat36d.zip is the DOS version (3.60), grmat16w.zip is the Microsoft Windows 3.1 version (1.60), and grmat16n.zip is the 32 bit or win32 version (1.60). This is a fully functional shareware package.

Download the DOS version grmat36d.zip [189 KB].

Look at the readme file from the DOS version.

Download the Windows 3.1 version grmat16w.zip [211 KB].

Look at the readme file from the Windows 3.1 version.

Download the Windows win32 version grmat16n.zip [221 KB].

Look at the readme file from the Windows win32 version.

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