Bio::Phylo::Util::Math(3)

NAME
Bio::Phylo::Util::Math - Utility math functions

EXPORTED FUNCTIONS

nchoose_static
    Calculation of n choose j. This version saves partial results for use later.

     Type    : Exported function
     Title   : nchoose_static
     Usage   : $c = nchoose_static( $n, $j )
     Function: Calculation of n choose j.
     Returns : n-choose
     Args    : $n, $j

nchoose
    Calculation of n choose j. Dynamic version.

     Type    : Exported function
     Title   : nchoose
     Usage   : $c = nchoose( $n, $j )
     Function: Calculation of n choose j.
     Returns : n-choose
     Args    : $n, $j

gcd Greatest common denominator - assumes positive integers as input

     Type    : Exported function
     Title   : gcd
     Usage   : $gcd = gcd( $n, $m )
     Function: Greatest common denominator
     Returns : $gcd
     Args    : $n, $m

gcd_divide
    Takes two large integers and attempts to divide them and give the float answer without overflowing

     Type    : Exported function
     Title   : gcd_divide
     Usage   : $gcd = gcd_divide( $n, $m )
     Function: Greatest common denominator
     Returns : $gcd
     Args    : $n, $m

SEE ALSO
There is a mailing list at <https://groups.google.com/forum/#!forum/bio-phylo> for any user or developer questions and discussions.

Bio::Phylo::Manual
    Also see the manual: Bio::Phylo::Manual and <http://rutgervos.blogspot.com>.

CITATION
If you use Bio::Phylo in published research, please cite it:

Rutger A Vos, Jason Caravas, Klaas Hartmann, Mark A Jensen and Chase Miller, 2011. Bio::Phylo - phyloinformatic analysis using Perl. BMC Bioinformatics 12:63. <http://dx.doi.org/10.1186/1471-2105-12-63>