add join and joined with example

lottilotte · lottilotte · commit 2b6928e61009 · 2022-03-22T17:32:49.000+01:00
diff --git a/docs/examples/curve_joining.rst b/docs/examples/curve_joining.rst
@@ -10,5 +10,5 @@ Curve Joining
     :figclass: figure
     :class: figure-img img-fluid
 
-.. literalinclude:: curve_joined.py
+.. literalinclude:: curve_joining.py
     :language: python
