From: gotoken@... (GOTO Kentaro)
Date: 2001-01-08T07:12:37+09:00
Subject: [ruby-talk:8789] Re: No :<, :>, etc. methods for Array

In message "[ruby-talk:8785] Re: No :<, :>, etc. methods for Array"
    on 01/01/08, "Brian F. Feldman" <green@FreeBSD.org> writes:
>I simply mean that even with a lack of an inject method due to there not 
>being a consensus on the name (personally, I think the name makes no sense, 
>as a native English speaker), it is worth it to have a sum method.  I don't 

Does anyone know the name of operator family which consists of $\sum$,
$\bigcup$ etc...? Jean?

-- Gotoken