A note on Costara's paper
Tom 83 / 2004
Annales Polonici Mathematici 83 (2004), 189-191
MSC: Primary 32H35.
DOI: 10.4064/ap83-2-9
Streszczenie
We show that the symmetrized bidisc ${\mathbb G}_2= \{(\lambda_1+\lambda_2,\lambda_1\lambda_2):|\lambda_1|,|\lambda_2|<1\}\subset{\mathbb C}^2$ cannot be exhausted by domains biholomorphic to convex domains.
