Veusz 11: Fitting equations to data

[@xiaozhu1830]

Thanks! The video is so helpful!

[@melgo2435]

Can Veusz also show the Coefficient of determination R²? How does it work?

[@mehakkanwal8945]

Widgets are not displaying on my vesuz display, i have downloaded windows version(64) bit.
During tutorial windget were displayed but when i closed tutorial and opened again veusz windget were not displayed,
Can you please help me