This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Sine Abs Surface. surface plot of the imaginary part of the sine function sin iy Directive Thickness Black Ticks Tablex Pi Pi Pi Tablex Pi Pi Pi TicksStyle Directive Bold FontSize FontFamily DejaVu Mono Thickness LabelStyle Directive Bold Italic FontSize FontFamily DejaVu Mono PlotStyle DirectivePurple SpecularityCyan