mruby-math: use log1p(x) instead of log(1.0+x)

2026-06-08 16:11:16 +00:00 · 2024-01-09 07:59:42 +09:00
parent 8a2e88390b
commit 51c4c4716a
1 changed files with 1 additions and 1 deletions
@@ -74,7 +74,7 @@ atanh(double x)
  }
  else {
    /* Basic formula for atanh */
-    y = 0.5 * (log(1.0+x) - log(1.0-x));
+    y = 0.5 * (log1p(x) - log1p(-x));
  }

  return y;