From: W. Trevor King Date: Mon, 30 Jun 2008 23:05:40 +0000 (+0000) Subject: Importing NanoBlogger post "Gompertz' paper" X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=f839d1d08bbe8b97dccdfbe2d495a79f936f5a83;p=blog.git Importing NanoBlogger post "Gompertz' paper" --- diff --git a/posts/Gompertz'_paper.mdwn b/posts/Gompertz'_paper.mdwn new file mode 100644 index 0000000..178e5a9 --- /dev/null +++ b/posts/Gompertz'_paper.mdwn @@ -0,0 +1,12 @@ +[[!meta title="Gompertz' paper"]] +[[!meta date="2008-06-30 19:05:40"]] +The natural logarithm (log base e) used to be called the *hyperbolic logarithm* (see [here](http://www.humboldt.edu/~mef2/Presentations/Estimations.html)). +Other than the understandably old fasioned notation, Gompertz article is wonderfully written, so much so that I can follow all his math, even with the strange notation (although obviously I had to look hyperbolic logs up). +He makes a number of brief excursions to set up the problem, including a reference to "the great age of the patriarchs of scripture". +He even takes a break to clarify his exponent notation. I love this guy. + +All the non-symbolic math was starting to confuse me, so I went back and Googled a bit more, turning up [this](http://dx.doi.org/10.1016/j.amc.2003.08.086) paper which claims to help fit the Gompertz distribution, and even (gasp) uses the same Gompertz distribution that Gompertz does :p. +It even talks about probability density functions. +I dunno if I'm ready for another relationship yet though, I've been hurt so many times before ;). + +[[!tag theory]]