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Can't understand the meaning of some symbols

by shakgoku
Tags: meaning, symbols
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shakgoku
#1
May20-11, 04:06 AM
P: 29
1. The problem statement, all variables and given/known data
This is an extract from elements of mechanics by giovanni.
I'[m unable to understand the meaning of [tex]R^d[/tex] and [tex]C^\infty[/tex]

http://flic.kr/p/9K8P7p


2. Relevant equations



3. The attempt at a solution
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tiny-tim
#2
May20-11, 05:31 AM
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tiny-tim's Avatar
P: 26,148
hi shakgoku!

Rd is the same as Rn
i assume "d" stands for "dimension"
and C is the space of functions which are differentiable "infinitely many" times
shakgoku
#3
May20-11, 11:03 AM
P: 29
Hey tiny-tim!

Thank you , now everything in the page makes sense to me! :)


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