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(-)math/gfanlib/Makefile (-2 / +2 lines)
Lines 4-13 Link Here
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DISTVERSION=	0.6.2
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DISTVERSION=	0.6.2
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PORTREVISION=	1
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PORTREVISION=	1
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CATEGORIES=	math
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CATEGORIES=	math
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MASTER_SITES=	http://home.math.au.dk/jensen/software/gfan/
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MASTER_SITES=	https://users-math.au.dk/jensen/software/gfan
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DISTNAME=	gfan${DISTVERSION}
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DISTNAME=	gfan${DISTVERSION}
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MAINTAINER=	ports@FreeBSD.org


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MAINTAINER=	moritz@schmi.tt

            

        

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COMMENT=	Static library for computing Groebner fans and tropical varieties

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COMMENT=	Static library for computing Groebner fans and tropical varieties

        

        

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LICENSE=	GPLv2+

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LICENSE=	GPLv2+

        



(-)math/gfanlib/pkg-descr
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Gfan is a software package for computing Groebner fans and tropical

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Gfan is a software package for computing Groebner fans and tropical

        

          
            

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varieties. These are polyhedral fans associated to polynomial ideals.


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varieties.

            

            

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The maximal cones of a Groebner fan are in bijection with the marked


              
              
            

            

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reduced Groebner bases of its defining ideal. The software computes


            

            

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all marked reduced Groebner bases of an ideal. Their union is a


            

            

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universal Greobner basis. The tropical variety of a polynomial ideal


            

            

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is a certain subcomplex of the Groebner fan. Gfan contains algorithms


            

            

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for computing this complex for general ideals and specialized


            

            

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algorithms for tropical curves, tropical hypersurfaces and tropical


            

            

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varieties of prime ideals.  In addition to the above core functions


            

            

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the package contains many tools which are useful in the study of


            

            

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Groebner bases, initial ideals and tropical geometry.


            

        

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This port provides only the static library libgfan.a: you can get the


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This port provides only the static library libgfan.a. You can get the

            

            

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rest of the software package from the port math/gfan.


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rest of the software package from math/gfan.

            

        

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WWW: http://home.math.au.dk/jensen/software/gfan/gfan.html


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WWW: https://users-math.au.dk/jensen/software/gfan/gfan.html

            






  

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