> i'm not good at english.
> however, the patch's descriptions are very similar to the book's reference of
> "Programming Ruby" by Thomas & Hunt.
> especially, deleted divmod, deleted hash and remiander.
>
> i'm not sure whether this is no problem or not.

It's not a problem. They were based on the existing rdoc for those
methods, which was in turn legally derived from that book. For
example, `ri Numeric#divmod` cf.
http://www.rubycentral.com/pickaxe/ref_c_numeric.html#Numeric.divmod .

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