Edwin Brady questions

Edwin Brady answers

• Forall quantifier and complex boolean propositions in Idris
• Seeming contradiction typechecks in Idris
• Why Nat data type in Idris starts with 0 and not 1?
• Primitive operations in proofs
• Total definition of Gcd in Idris
• How do I convince the totality checker in Idris that I'm not using a variable?
• Idris function to construct empty `List a` where `a` is bound to an instance of `Ord`?
• How to rewrite a function body in Idris so that the type corresponds to the function signature and the whole thing compiles
• Is there a nice way to use `->` directly as a function in Idris?
• Is Idris really "strictly evaluated?"