How to prevent a SVG marker (arrow head) to inherit path's stroke width?

Question

I have arrows with different edge thickness however I want the arrowhead (svg marker) to have the same size, i.e., to not be resized according to the path\'s stroke width. W

Answer 1

See http://www.w3.org/TR/SVG11/painting.html#MarkerUnitsAttribute.

What you seem to want is markerUnits="userSpaceOnUse".