Katrin FAESSLER
Katrin FAESSLER
Katrin FAESSLER
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Definition of a Heisenberg stretch II<br />
The planar stretch fk(z) = |z| k−1 z is<br />
given in logarithmic coordinates by<br />
(ln |z|, arg(z)) ↦→ (k ln |z|, arg(z)).<br />
<strong>Katrin</strong> Fässler (University of Helsinki) A stretch map on H 1<br />
HCAA 2012 8 / 23