Sketcher BSplineKnotMultiplicity

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Sketcher BSplineKnotMultiplicity.svg Sketcher BSplineKnotMultiplicity

Menu location
Sketch → Sketcher B-spline tools → Show/Hide B-spline knot multiplicity
Default shortcut
Introduced in version
See also
Sketcher Create B-spline


Shows or hides the display of the knot multiplicity of a B-spline curve. See this page for an explanation of the multiplicity. The multiplicity is shown in braces besides the knot.

Sketcher KnotMultiplicity multiplicity3.png

B-spline in which the left knot has the multiplicity 3, the right knot has multiplicity 1, the end points have the multiplicity 4.


  1. Select a B-spline and use the toolbar button Sketcher BSplineKnotMultiplicity.svg Show/Hide B-spline knot multiplicity.