[dunham]

I know it is out of scope for this article, but there are variants where the operations are monadic rather than applicative and the shape of the graph can change depending on values. And also variations with state - where history can be taken into account.

Jane street briefly summarizes some options here: https://blog.janestreet.com/breaking-down-frp/

And they have an interesting talk on the trade-offs and how their own system, incremental, evolved: https://blog.janestreet.com/seven-implementations-of-increme...