subdivision surface sharp edges problem edge loops and creases don't work
7704
Keep sharp edges when using subdivision surface
45472
Subsurf modifier rounding sharp edges
15041
How can I make some edges on my model sharper and others more rounded?
68243
Why does Plot3D omit parts of the surface at kinks?
129703
Loop cut entirely after dissolving an edge
25702
How come my mirror modifier messes up when I apply subdivision?
70883
How to inset near a mesh boundary without creating new border faces?
22540
Bisecting line segments in a tetrahedron.
81325
How to display the edges of a mesh while in Object mode?
50231
Selecting multiple edge loops in Blender 2.8
94731
Flat surface not being shaded consistently across quads
138622
What is the quickest way to add pairs of edge loops?
132616
How do I get smooth edges with OpenGL on Android?
39118
Weird sharp vertices with subdivision modifier
3609
How to fix TikZ corners in 3D
36802
How do I fix a boolean/bisected surface edge?
26326
How to render an object with both a base mesh wireframe and subdivision surface wireframe?