These two are are distinctive in usage, thus in separate work sheets,
one for each demo. The "Stem Utility" has been refactored to clean a
project, in collapsed area at top of work sheet.

Works nice, enjoy.

Jean

2D Plot Stem Style Utility [Random].sm (11,46 KiB) scaricato 1373 volta(e).

2D Plot Stem Style Utility [Fourier].sm (46,57 KiB) scaricato 1371 volta(e).