Sketcher BSplineDecreaseKnotMultiplicity

Description
Decreases the knot multiplicity of a B-spline curve knot (see B-spline).



Usage

 * 1) Select a B-spline knot
 * 2) Invoke the tool using several methods:
 * 3) * Press the button in the toolbar.
 * 4) * Use the entry in the top menu.