Exact to the degree that real numbers can be exactly expressed. Look into
?uniroot
You want to specify the function in a one-sided way, i.e., x/(1-exp(-x))-2.2
HTH,
Daniel
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cuncta stricte discussurus
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-----Original Message-----
From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-project.org]
On
Behalf Of pinusan
Sent: Wednesday, February 17, 2010 8:16 PM
To: r-help at r-project.org
Subject: [R] Solve equation using R
Hello!
I want to use R to calculate the variable x which is in some eqation, give
an example:
2.2=x/(1-exp(-x)),
how to solve equation to get the exact x in R?
Thank you.
Have a nice day.
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