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R/petroindex.R
In astro: Astronomy Functions, Tools and Routines
Defines functions
petroindex
Documented in
petroindex
petroindex = function(r, n, re = 1){
# petrosian index
bn = qgamma(0.5,2*n)
x = bn*((r/re)^(1/n))
i = (2*n*igamma(x,2*n))/((exp(1)^(-x))*(x^(2*n)))
return(i)
}
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astro documentation built on May 2, 2019, 2:14 a.m.
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Defines functions petroindex
Documented in petroindex
petroindex = function(r, n, re = 1){
# petrosian index
bn = qgamma(0.5,2*n)
x = bn*((r/re)^(1/n))
i = (2*n*igamma(x,2*n))/((exp(1)^(-x))*(x^(2*n)))
return(i)
}
Try the astro package in your browser
Any scripts or data that you put into this service are public.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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