[@thi.ng/lsys](https://github.com/thi-ng/umbrella/tree/318a576464704da04acd8031ac70a79b358066e5/packages/lsys) | Dennis Heihoff | Observable[@thi.ng/lsys](https://github.com/thi-ng/umbrella/tree/318a576464704da04acd8031ac70a79b358066e5/packages/lsys) | Dennis Heihoff | Observable