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I would like to use the fleqn option to amsmath package. However, my document class gets in the way:



I am warned that the global option is ignored. But, writing,


I get an option clash warning.

Is there a way to go around this limitation? I suppose I could hack the class file, but I would prefer not to.

share|improve this question
i know how to check a class file to see if an option is passed on to a package, but i don't know where to find this class file -- it's not on ctan or on the acm web site that i could find. ??? – barbara beeton Apr 1 '11 at 19:28
@barbara beeton: you can find the document class here: acm.org/sigs/publications/acm_proc_article-sp.cls/view – Gonzalo Medina Apr 2 '11 at 1:20
up vote 2 down vote accepted

You can pass the fleqn option to the amsmath package before declaring the document class:

share|improve this answer
also works for \documentclass{sig-alternate} – flamingpenguin Apr 19 '13 at 0:54

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