[Cosmo-media] PROPOSAL for a reply

Boud Roukema boud at astro.uni.torun.pl
Mon Feb 20 14:53:25 CET 2006


hi everyone,

i've tried to come up with a proposal compatible with the summary here:
http://cosmo.torun.pl/pipermail/cosmo-torun/2006-February/000353.html

and Andrzej's suggestion here:
http://cosmo.torun.pl/pipermail/cosmo-torun/2006-February/000354.html

The proposed text is between ######### - i'm not sure if Bartek or Andrzej
want to sign, or even if this is compatible with Andrzej's arguments,
though i think it should be, because all the material is protected (well,
open) under GFDL copyright, but it's not especially linked to any of our
names - there are typically anywhere between 5 and 100 authors on the wikipedia
page articles.

The LambdaCDM article presently says nothing about "bringing down the
concept of flat and infinite universe" - which IMHO is rather
premature anyway - IMHO that wikipedia page would be a good place to
discuss that - in the wikipedia context - *if* anyone really wants to
have a "public, pedagogical" debate.


The response to 4. also gives a response to Bartek's worry about the
earlier Levin paper (lacking high resolution).

What do people think of this proposed response (v0.2)?


pozdr
boud





PROPOSAL version 0.2
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Dear Tomasz,

Answers to your questions are publicly available in research papers and
in pedagogical (encyclopedia level) material as below.

Boud Roukema, Bartosz Lew


>  1. Analysis of the microwave background radiation are the only way
> - I guess - to collect information about the shape of the
> universe. Isn't it risky to draw conclusions resulting from only one
> experiment ?

http://en.wikipedia.org/wiki/Scientific_method#Evaluations_and_iterations

> 2. Why this is commonly believed, that data from WMAP probe, brought
> down the concept of flat and infinite universe ?

http://en.wikipedia.org/wiki/Lambda-CDM_model

> 3. There are many ideas concerning the shape of the universe. Maybe
> it is like a sphere, cylinder, funnel, but it can also be like bell,
> horn or dodecahedron. Why do you claim that space is
> dodecahedron-like ?

http://pl.wikipedia.org/wiki/Ksztalt_Wszechswiata

> 4. What are the errors or defects of the idea of horn-like space ?

http://arxiv.org/abs/astro-ph/0403597

> 5. Could you in the very easy way explain the expression, that space
> has a shape ?

http://en.wikipedia.org/wiki/Shape_of_the_Universe

> 6. Do efforts to establish a shape of the universe have any
> practical meaning or you are doing that just to know ?

http://en.wikipedia.org/wiki/Fundamental_science

> 7. Did universe have a beginning, and ones will have the end ?

http://en.wikipedia.org/wiki/Big_Bang
http://en.wikipedia.org/wiki/Ultimate_fate_of_the_universe

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