The functions diversityresult() and diversitycomp() in package 
BiodiversityR call the function diversity() from package vegan.  The 
calculation of the indices are described in the help file.

?vegan:::diversity

Jean


Marte Lilleeng <mlilleeng@gmail.com> wrote on 08/22/2012 09:28:57 AM:
> 
> Hello!
> I am searching and searching, but I can't find information on how the
> package biodiversityR calculates the Simpson diversity!
> Can anyone help me on this? (I expected it to be simple)
> -- 
> Mvh Marte Synnøve Lilleeng
> tlf 97 74 38 12

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