numpy/numpy — pull request #5374 by lebigot (2014-12-17 08:30:28+00:00)
Title: Fixed incorrect documentation

The `max()` function previously mentioned in the code does not work with two array-like. `maximum()` does, and is what is essentially used in the code (`ref = nulp * np.spacing(np.where(ax > ay, ax, ay))`).