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A Note on Permutable Bilinear Transformations

Published online by Cambridge University Press:  03 November 2016

Extract

In this note I discuss the general bilinear transformation

where a, b, c, d are any given complex numbers (with c, d not both zero), and where w, z are complex variables, whose planes are regarded as coincident.

Type
Research Article
Copyright
Copyright © The Mathematical Association 1952

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References

* See, e.g. Ct. Hardy, G.H., Pure Mathematics (Cambridge, 1944), p. 99.Google Scholar