Qwt Plot3D and several surfaces

[Erik-Moscow]

Hello guys.

Can anyone suggest how to display multiple surfaces on a plot?
I tried to use several Function classes, but it did not lead to success.

Thank you for your attention.

[Uwe]

AFAIK Micha doesn't listen here. Better use the QwtPlot3D forum.

Uwe

[Erik-Moscow]

Thanks, moved to Qwt Plot3D Forum here.