for loop over value in ForM.forM definition for that value's own type...

Is it possible to convert all higher-order logic and dependent type in Lean/Isabelle/Coq into first-...

How do I parse a Float from a String in Lean?...

Implementing Functor for a binary tree in Lean 4...

Lean4 problem when replacing theorem with lemma...

How can I rewrite addition on a custom defined type to the definition of the operation in Lean?...

How to replace `head!` with `head` in a recursive function in Lean 4...

defining type parameters for a lean4 function and calling it...

Difference between let and have keywords in lean 4...

Mathlib keeps rebuilding even after I `lake exe cache get`...

Lean4 Coercion between Nat/ Fin3/Fin9 with simp tactic pass the proof of 0=2...

Lean 4: Agda user struggling to understand Lean's equality type, type mismatch, not reducing...

Lean4 lambda calculus DSL macro...

How to use the summation sign in lean?...

while_true_nonterm in Lean4...

Negation as a Conclusion from And.Intro and Or.Elim...

Categories in Lean4...

Lean4 string interpolation: Possible to format as hex?...

Composing dependent functions in Lean...

Associated types in Lean...

LEAN 4: Apparent Contradiction re Arguments that may be referenced by 'match'...

Why does this typecheck in Lean?...

Non-empty list examples from "Functional Programming in Lean" produce error: unsolved goal...

Simple dependent type example in lean4...

How to prove mathematical induction formulae in LEAN theorem prover?...

How to define mutual inductive propositions in Lean?...

How to include special characters like ≅ into "UnexpandM Syntax" syntax quotations?...

Creating a macro/elab which converts a new identifier into two existing identifiers...

confusion over meaning of underscore `_` in simple Lean example...

How to define free monads and cofree comonads in Lean4?...