Slides and code sample from DDD London presentation (20th August 2020)
The best source for learning and improving your F#: https://fsharpforfunandprofit.com/
My Introduction to functional programming in F# blog series: https://www.softwarepark.cc/blog/2020/8/9/introduction-to-functional-programming-in-f-table-of-contents
Scott Wlaschin's excellent book on Domain Modelling Made Functional: https://www.pragprog.com/titles/swdddf/domain-modeling-made-functional/