[texhax] The Em Rule, a Question of Style

Uwe Lueck uwe.lueck at web.de
Tue May 18 15:56:14 CEST 2010



presents an overview of diverse recommondations on using the em dash. 

One may also surround the em dash with *thin* spaces (\thinspace, \,  ), cf. 




-----Ursprüngliche Nachricht-----
Von: "Philip G. Ratcliffe" 
Gesendet: 18.05.2010 15:12:26
An: "'P. R. Stanley'" ,texhax at tug.org
Betreff: Re: [texhax] The Em Rule, a Question of Style

>> I read somewhere that the em rule should preferably be prefixed with 
>> a non-breakable space character ( ~ ), mainly for stylistic reasons, 
>> however, there was no mention of a ~ suffix to ensure that a line 
>> break doesn't occur immediately after the em dash.  Would a 
>> conscientious typesetter place a ~ on both sides of the em dash, or a 
>> prefix ~ is the only stylistic requirement? Further, what would the 
>> list think of the idea of using \mbox to make sure that a line break 
>> doesn't appear on the left or either side of the em rule/
>Many, if not most, style guides suggest that there should be NO space
>surronding the em dash.
>Cheers,  Phil
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