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Rational tetra-inner functions and the special variety of the tetrablock. (arXiv:2101.02739v1 [math.CV]) http://arxiv.org/abs/2101.02739
Rational tetra-inner functions and the special variety of the tetrablock. (arXiv:2101.02739v1 [math.CV]) http://arxiv.org/abs/2101.02739