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Choose one of following programs you like. They are made by VB6 for Windows.
1. Hyperbolic Non-Euclidean World
2. Elliptic Non-Euclidean World
3. Complex coefficient Quadratic Curves
4. Real coefficient Quadratic Curves
(We will add more programs by and by.)
(Sorry, 1. has some bugs. But it is operatable as it is.)
Uninstall: You can uninstall by "Addition/Deletion of Application".
Questions: E-mail us. See the above "coment".