RE: Where is the syntax error

Thanks, 
 
Now Im stuck at this problem : 
 
let rec power a b = if b = 1 then a * 1 else a * power ( b - 1) ;;
Error: This expression has type int -> int       but an expression was expected of type int
 To: [email protected]
From: [email protected]
Date: Fri, 27 Feb 2015 11:27:47 +0000
Subject: Re: "ocaml_beginners"::[] Where is the syntax error














 

 



  


    
      
      
      Hi,

> Actually, its semantics implies "at_least_one_nonzero"... but that is



> another problem.



You're right, "not_both_zero" is what I meant.  And tangentially,

using negatives in function names is often a recipe for confusion.

I would rather name the function positively and negate its result

where appropriate:



let both_zero a b = a = 0 && b = 0



Cheers,

Dario Teixeira