change dir

README.md

@@ -81,6 +81,7 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 - [trim_shape](https://openhome.cc/eGossip/OpenSCAD/lib3x-trim_shape.html)
 
 ### 2D/3D Function
+- [angle_between](https://openhome.cc/eGossip/OpenSCAD/lib3x-angle_between.html)
 - [bezier_surface](https://openhome.cc/eGossip/OpenSCAD/lib3x-bezier_surface.html)	
 - [bezier_smooth](https://openhome.cc/eGossip/OpenSCAD/lib3x-bezier_smooth.html)	
 - [cross_sections](https://openhome.cc/eGossip/OpenSCAD/lib3x-cross_sections.html)
@@ -133,7 +134,6 @@ These examples incubate dotSCAD and dotSCAD refactors these examples. See [examp
 - [sphere_spiral_extrude](https://openhome.cc/eGossip/OpenSCAD/lib3x-sphere_spiral_extrude.html)
 
 ### Util
-- [util/angle_between](https://openhome.cc/eGossip/OpenSCAD/lib3x-angle_between.html)
 - [util/bsearch](https://openhome.cc/eGossip/OpenSCAD/lib3x-bsearch.html)	
 - [util/choose](https://openhome.cc/eGossip/OpenSCAD/lib3x-choose.html)
 - [util/dedup](https://openhome.cc/eGossip/OpenSCAD/lib3x-dedup.html)

docs/lib3x-angle_between.md

@@ -11,7 +11,7 @@ Returns the angle between two vectors.
 
 ## Examples
 
-    use <util/angle_between.scad>;
+    use <angle_between.scad>;
 
     assert(angle_between([0, 1], [1, 0]) == 90);
     assert(angle_between([0, 1, 0], [1, 0, 0]) == 90);

src/_impl/_bezier_smooth_impl.scad

@@ -2,7 +2,7 @@ use <../__comm__/__to3d.scad>;
 use <../__comm__/__to2d.scad>;
 use <../__comm__/__angy_angz.scad>;
 use <../bezier_curve.scad>;
-use <../util/angle_between.scad>;
+use <../angle_between.scad>;
 
 function _corner_ctrl_pts(round_d, p1, p2, p3) =
     let(