Re: The Principle "Everything is an expression"
- To: mathgroup at smc.vnet.net
- Subject: [mg101218] Re: [mg101190] The Principle "Everything is an expression"
- From: Murray Eisenberg <murray at math.umass.edu>
- Date: Sat, 27 Jun 2009 06:02:22 -0400 (EDT)
- Organization: Mathematics & Statistics, Univ. of Mass./Amherst
- References: <200906261051.GAA18243@smc.vnet.net>
- Reply-to: murray at math.umass.edu
I'm not sure why you think this is a case where "everything is an
expression" fails.
If you evaluate...
FullForm[g]
... then you will indeed get an expression in the Mathematica sense.
Likewise for:
FullForm[FullGraphics[g]]
Alexey wrote:
> Hello,
>
> I think that the underlying principle "Everything is an expression" in
> Mathematica is great and is one of the most exciting advantages of the
> Mathematica system.
>
> But it is disappointing that this principle is still fails even on
> such basic example as representation of a simple Plot. Consider the
> following:
>
> g = Plot[Sin[x], {x, 0.2, 10}]
> Show[FullGraphics[g], AspectRatio -> 1/GoldenRatio]
>
> It is clear that the two generated images are significantly different.
> This means that the function FullGraphics[] does not gives the true
> expression-representation of the first plot. Is it true that in really
> we can not get the true representation of the plot as an expression?
> And the principle mentioned really fails even on this? Or there is
> another way to get it?
>
> Thank you for your attention a priori.
>
--
Murray Eisenberg murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower phone 413 549-1020 (H)
University of Massachusetts 413 545-2859 (W)
710 North Pleasant Street fax 413 545-1801
Amherst, MA 01003-9305
- References:
- The Principle "Everything is an expression"
- From: Alexey <lehin.p@gmail.com>
- The Principle "Everything is an expression"