Previous version: New features in F# 4.1 With the March 2018 release of Visual Studio 2017 15.6, Microsoft has made foundational changes to the F# language and core library.

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.

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

In March of 2013, F# was ranked 69 on the index. The TIOBE Programming Community index is an indicator of the popularity of programming languages. The index is updated once a month.

F# is heavily inspired by the OCaml programming language, and a subset of F# and OCaml are largely compatible. F# offers developers many valuable and compelling features without sacrificing much ...

F# is a functional programming language created by Microsoft some 13 years ago, now officially under the direction of the F# Software Foundation. While Microsoft remains the primary development driver ...

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.

Speaking to Syme, Microsoft’s main motive for including F# in Visual Studio becomes clear. Functional programming is popular in the financial community, where it is used for quantitative analysis.

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

F# is a functional programming language created by Microsoft some 13 years ago, now officially under the direction of the F# Software Foundation.