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rcdd (version 1.6)

Computational Geometry

Description

R interface to (some of) cddlib (). Converts back and forth between two representations of a convex polytope: as solution of a set of linear equalities and inequalities and as convex hull of set of points and rays. Also does linear programming and redundant generator elimination (for example, convex hull in n dimensions). All functions can use exact infinite-precision rational arithmetic.

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Install

install.packages('rcdd')

Monthly Downloads

4,128

Version

1.6

License

GPL-2

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Last Published

December 15th, 2023

Functions in rcdd (1.6)

redundant

Eliminate redundant rows of H-representation and V-representation
ConvertGMP

Convert Between Real, Integer, and GMP Rational
lpcdd

linear programming with exact arithmetic
allfaces

All Faces of a Convex Polyhedron
scdd

Go between H-representation and V-representation of convex polyhedron
linearity

Find implicit linearities in H-representation and V-representation of convex polyhedron
ArithmeticGMP

GMP Rational Arithmetic
Subset

subsets and maximal sets
makeH

make H-representation of convex polyhedron
makeV

make V-representation of convex polyhedron
validcdd

validate an H-representation or V-representation of convex polyhedron
qgram

GMP Rational Gram-Schmidt