Use Visual Fitting to implement linear, nonlinear curve fitting and surface fitting.1. Implement curve fitting and graphing of linear models and nonlinear models. 2. Implement surface fitting and graphing of any binary function models. 3. Excel-like data editor is easy to use. 4. Ability to move, zoom in, zoom out and rotate the graphs in plot area. 5. Ability to save graphs as bmp file. Use Visual Fitting to implement linear, nonlinear curve fitting and surface fitting.1. Implement curve fitting and graphing of linear models and nonlinear models. 2. Implement surface fitting and graphing of any binary function models. 3. Excel-like data editor is easy to use. 4. Ability to move, zoom in, zoom out and rotate the graphs in plot area. 5. Ability to save graphs as bmp file.

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This is an advanced expression and conversion calculator. Vast array of built-in functions, constants and confersion operations that can be extended with your own user-defined functions. Now with graphs.

Universal unit converter and dictionary with a database that contain over 1000 units. From Biblical to Astronomical. User defined simple and compound units.

The Dovada student calculator is ideal for use in the school, home, office or engineering and scientific research centers, anywhere scientific calculator or graphic calculator is continually used or required, great for that homework help.

Calculation of : Pt100 , temperature , relative humidity , dew point , wet-bulb temperature t' , water vapour partial pressure , saturation vapour pressure , air density , saturation humidity , absolut humidity , specific humidity , enthalpy etc.