Article links to this post with another derivation. https://www.johndcook.com/blog/2019/11/19/crinkle-crankle-calculus/ https://www.johndcook.com/blog/2019/11/

Article links to this post with another derivation. https://www.johndcook.com/blog/2019/11/19/crinkle-crankle-calculus/ https://www.johndcook.com/blog/2019/11/19/crinkle-crankle-ca... I'd like to know if this wavy wall technique requires non-square bricks to be stronger. And is it stronger against sideways forces along the concave and convex sections. If it's only the same strength as a straight wall then I'd think it'd be worse as a retaining wall?