Free Form notebooks for Complex Variables

My apologies, not allowed to have more 2 links. So made a new post.

We have Unity versions of these for live Unity games, but I post once have some notebooks put together here.

Examples:

Math
residues at Sqrt[2]i of function 1/(z^4+5z^2+6) and
show poles and
show plot3D and
show plot streams;

https://observablehq.com/@ccnlog/free-form-complex-variables/2

https://observablehq.com/@ccnlog/free-form-complex-variables/4