Visual Fitting

Visual Fitting is a math tool to implement linear, nonlinear curve fitting and surface fitting.
Main features:
- Implement curve fitting and graphing of linear models and nonlinear models.

- Implement surface fitting and graphing of any binary function models.
- Excel-like data editor is easy to use.
- Ability to move, zoom in, zoom out and rotate the graphs in plot area.
- Ability to save graphs as bmp file.