https://github.com/cran/fields
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Tip revision: 6769ffc81115fbf0bf7d9c566cf7ac81be0049dc authored by Doug Nychka on 25 July 2005, 00:00:00 UTC
version 3.04
Tip revision: 6769ffc
exp.earth.cov.r
"exp.earth.cov" <-
function (x1, x2, theta = 1) 
{
    exp(-rdist.earth(x1, x2)/theta)
}
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