Integer roots: Difference between revisions

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 function integer_root(integer n, object a)
--- a must be integer or string (were a an mpz you would have to invoke mpz_init_set(), not mpz_init())
+-- a must be integer or string
+--  (were a an mpz you would have to invoke mpz_init_set(), not mpz_init(),
+--   or better yet pass a as the second parameter of mpz_root() instead.)
     mpz res = mpz_init(a)
     {} = mpz_root(res,res,n)