mob {elliptic}R Documentation

Moebius transformations

Description

Moebius transformations

Usage

mob(M, x)
M %mob% x

Arguments

M 2-by-2 matrix of integers
x vector of values to be transformed

Value

Returns a value with the same attributes as x. Elementwise, if

ommitted: see PDF

Note

This function does not check for M being having integer elements, nor for the determinant being unity.

Author(s)

Robin K. S. Hankin

See Also

unimodular

Examples

M <- matrix(c(11,6,9,5),2,2)
x <- seq(from=1+1i,to=10-2i,len=6)

M %mob% x
plot(mob(M,x))

[Package elliptic version 1.2-3 Index]