-Write y(x), r(theta), or x(u);y(u) function to plot, and just type your data to display it in the graph.
-Curve (Gauss,polynomial) fitting.
-It's simple and easy.
-User can change the color, resolution, and x-limit.
-User can save the graph as a screenshot file.
-3D 그래프
-3D 图形 / グラフ