In mid-August 2018, Microsoft released the production Version 4.5 of F#, which supports the Span value type from .Net Core to improve code. Current version: What’s new in F# 4.5 Span, aka Span ...

C# and TypeScript get a lot more attention, but Microsoft has also been steadily working to improve its F# programming language. The open source and cross-platform F# is officially described as a ...

F# is a strongly typed, functional-first programming language that was based on ML and built on top of the .Net Framework by Don Syme at Microsoft Research in Cambridge, England.

Microsoft's F# programming language is rising up the charts in terms of popularity, just two slots out of the top 10 on the TIOBE index.

Pure functional programming language implementations have no side effects and essentially use immutable, single assignments. That is, you can set X to 1 but once it is set it cannot be changed.

One of the first commercialised functional programming languages was Erlang, developed to reduce the risk of errors in telephone networks.

F# supports financial modeling and analysis, scientific data analysis, algorithms and academic computing. F# is a functional programming language for .NET.