strtoumax: fix typo in previous commit.

[gnulib.git] / lib / expl.c

diff --git a/lib/expl.c b/lib/expl.c
index a6d8567..8dcc963 100644 (file)
--- a/lib/expl.c
+++ b/lib/expl.c
@@ -1,5 +1,5 @@
 /* Exponential function.
-   Copyright (C) 2011-2012 Free Software Foundation, Inc.
+   Copyright (C) 2011-2013 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -99,9 +99,9 @@ expl (long double x)
                    + 21844/6081075 * z^13
                    - 929569/638512875 * z^15
                    + ...
-       Since |z| <= log(2)/1024 < 0.0007, the relative error of the z^13 term
-       is < 0.0007^12 < 2^-120 <= 2^-LDBL_MANT_DIG, therefore we can truncate
-       the series after the z^11 term.
+       Since |z| <= log(2)/1024 < 0.0007, the relative contribution of the
+       z^13 term is < 0.0007^12 < 2^-120 <= 2^-LDBL_MANT_DIG, therefore we
+       can truncate the series after the z^11 term.
 
      Given the usual bounds LDBL_MAX_EXP <= 16384, LDBL_MIN_EXP >= -16381,
      LDBL_MANT_DIG <= 120, we can estimate x:  -11440 <= x <= 11357.