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Topic: Notation for asymptotic to a constant multiple?
Replies: 13   Last Post: Sep 27, 2013 11:33 AM

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G. A. Edgar

Posts: 2,505
Registered: 12/8/04
Re: Notation for asymptotic to a constant multiple?
Posted: Sep 27, 2013 8:44 AM
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In article <524546b0$0$8161$edfadb0f@dtext02.news.tele.dk>, Aage
Andersen <aaan(REMOVE)@email.dk> wrote:

> Also you have f ~ C g => log f ~ log g, does that solve your problem?

Only if f,g go to \pm infinity. If f = 1+x and g = 2+x (as x -> 0) we
have f ~ 2g, but not log f ~ log g

G. A. Edgar http://www.math.ohio-state.edu/~edgar/

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