Simple Fyne.io plotter Desktop application on Golang

Plots the graphic of the function, exports it and adds to the app canvas.

Build with: - fyne.io/fyne - gonum.org/v1/plot

The app contains a simple bootstrap for operations research subject:

1. Plotter Plots the input functions depending on bounds, plot and legend name.
2. UI Window Contains a Fyne.io App structure with a widget and window. Loads UI with a content layout.