It is the scientific graphing calculator which can plot 2D and 3D graph. It is similar to Texas Instruments TI-83, TI-84. It has more features such as plotting 3D graph for mathematics functions.
Features:
✓ plot 2D and 3D graph
✓ plot multiple functions on one graph
✓ can operate on very large number mathematics.
✓ convert number to any base
✓ compute permutation, combination - compute greatest common denominator
✓ compute least common multiple of a set of rational numbers
✓ compute factorial and fibonacci number.
✓ provide many trigonometric functions
✓ calculate the norm of value
✓ provide matrix addition, multiplication
✓ compute matrix determinant, inverse matrix.
✓ stream line interface so you can easily change the input with finger.
✓ copy/paste your result to any other application
✓ provide many other scientific functions
✓ build-in Help manual for user.
It is very simple and easy to use.