I sensed that I found a symbol for generative grammar, and I worked on the [theory of] recursivity in my animation.
If a series is telling a story that matters to us, the loss of a main character can be jarring but generative.
So, geometry elaborates a lot on recursivity in generative grammar.
generative gen·er·a·tive (jěn'ər-ə-tĭv, -ə-rā'-)
Having the ability to originate, produce, or procreate.
Of or relating to the production of offspring.