On Jun 14, 2009, at 2:35 PM, Burcin Erocal wrote:
>
> Hi,
>
> With the switch to pynac, the way we typeset arcsin and friends
> changed.
>
> sage: version()
> 'Sage Version 4.0.1, Release Date: 2009-06-06'
> sage: latex(arcsin(x))
> \arcsin\left(x\right)
>
> as opposed to:
>
> sage: version()
> 'Sage Version 3.4.2, Release Date: 2009-05-05'
> sage: latex(arcsin(x))
> \sin^{-1} \left( x \right)
>
>
> The new convention we got from GiNaC is also what Maple follows:
>
>> latex(arcsin(x));
> \arcsin \left( x \right)
>
> However, MMA goes with the previous method:
>
> In[1]:= TeXForm[ArcSin[x]]
>
> Out[1]//TeXForm= \sin ^{-1}(x)
>
>
> I think the previous convention is confusing, since it's not clear if
> this is the inverse function, or a power. I.e., it's common to use
> sin^2(x) to denote (sin(x))^2.
>
> I thought we should vote before I make this change the new standard,
> as a part of #6286.
>
>
> My vote is for arcsin.
>
+1
It's an easy find/replace if someone wants to use \sin^{-1} instead. I
prefer the \arcsin since it's unambiguous compared to \sin^{-1}.
Cheers,
Tim.
---
Tim Lahey
PhD Candidate, Systems Design Engineering
University of Waterloo
http://www.linkedin.com/in/timlahey
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