Are there any purely functional Schemes or Lisps?...

What is referential transparency?...

Purity vs Referential transparency...

If everything in a programming language is an expression, would it be refferentially transparent?...

Referential transparency confusion in Haskell...

How do functional languages model side-effects?...

Is Haskell truly pure (is any language that deals with input and output outside the system)?...

Referential transparency in OCaml...

What does boost::hana::always do more than just "always return its first argument"?...

Statelessness implies referential transparency?...

How does the cats-effect IO monad really work?...

Why can't I move a partial box definition into a local binding?...

What do move semantics imply for referential transparency in Rust?...

How to catch (and ignore) a call to the error function?...

Can a function operating upon mutable data structure be referentially transparent?...

Does Haskell have variables?...

Why is Deferred factory method has return value in the context of F...

Clojure: Sets, order and purity...

Functional listener with state...

Is Haskell really a purely functional language considering unsafePerformIO?...

Is Scala's Try referentially transparent?...

IO vs referential transparency...

How to guarantee referential transparency in F# applications?...

Can a pure function return a Symbol?...

List Equality w/ `cong`...

Can we consider Clojure's STM 'functional'?...

What does 'pure' in functional programming mean if an application mutates the stack?...

Exceptions and referential transparency...

scope of nested R function...

Does return break referential transparency?...