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RConics (version 1.0)

Computations on Conics

Description

Solve some conic related problems (intersection of conics with lines and conics, arc length of an ellipse, polar lines, etc.).

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Version

Install

install.packages('RConics')

Monthly Downloads

655

Version

1.0

License

GPL (>= 2)

Maintainer

Emanuel Huber

Last Published

December 26th, 2014

Functions in RConics (1.0)

ellipse

Return ellipse points

Intersection with conics

Intersections with conics

colinear

Test for colinearity

conicThrough5Points

Compute the conic that passes through 5 points

Join, meet and parallel

The join and meet of two points and the parallel

pEllipticInt

Partial elliptic integral

skewSymmetricMatrix

\((3 \times 3)\) skew symmetric matrix

conicMatrixToEllipse

Transformation of the matrix representation of an ellipse into the ellipse parameters

arcLengthEllipse

Arc length of an ellipse

quadraticFormToMatrix

Transformation of the quadratic conic representation into the matrix representation.

adjoint

Adjoint matrix

RConics-package

Computations on conics

polar

Polar line of point with respect to a conic

cubic

Roots of the cubic equation.

Affine planar transformations matrix

Affine planar transformation matrix

addLine

Add a "homogeneous" line to a plot.

splitDegenerateConic

Split degenerate conic

(i,j)-cofactor and (i,j)-minor

\((i,j)\)-cofactor and \((i,j)\)-minor of a matrix

ellipseToConicMatrix

Transformation of the ellipse parameters into the matrix representation