       Re: Constructing a Label

• To: mathgroup at smc.vnet.net
• Subject: [mg93398] Re: Constructing a Label
• From: Nikolaus Rath <Nikolaus at rath.org>
• Date: Thu, 6 Nov 2008 04:05:35 -0500 (EST)
• References: <gepb15\$sfr\$1@smc.vnet.net> <gerqmv\$rit\$1@smc.vnet.net>

Jens-Peer Kuska <kuska at informatik.uni-leipzig.de> writes:
>> I want to automatically construct labels of the form
>> "A = <value of A>" for a number of plots.
>>
>> However, I cannot quite figure out how to generate the above
>> expression. My first idea was to construct it as a string
>>
>> label = "A = " <> ToString[A]
>>
>> but this looks horribly if A is more complicated than just a single
>> literal. So I assume that I have to "concatenate" the Mathematica
> Hi,
>
> since
>
> Plot[Sin[# x], {x, 0, Pi},
>     PlotLabel ->
>      "\!\(\*SubscriptBox[\"A\", \"1\"]\)[\!\(\*SuperscriptBox[\"x\", \
> \"2\"]\),\[Sum] \!\(\*SubscriptBox[\"x\", \"i\"]\)]=" <>
>       ToString[#]] & /@ {1, 2, 3}
>
> work perfect, can you explain what
> "looks horribly if A is more complicated"
> may mean ?

Look at the output of e.g. "A = " <> ToString[1/2]. It renders as:

A = 1
-----
2

The suggested solutions with Row[] and StringForm[] work perfectly
though, thanks a lot to the posters.

Best,

-Nikolaus

--
=C2=BBIt is not worth an intelligent man's time to be in the majority.
By definition, there are already enough people to do that.=C2=AB
-J.H. Hardy

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