Abstract:Abstract. We characterize the class of inner uniform domains in terms of the quasihyperbolic metric and the quasihyperbolic geodesic. We also characterize uniform domains and inner uniform domains in terms of weak Bloch functions.
“…Te QH metric of a domain in R n was introduced by Gehring and Palka [16]. Tis metric was later generalized to the setting of Banach spaces and metric spaces and has become an important tool in the study of geometric function theory [9,10,13,[17][18][19][20].…”
Suppose that
E
,
E
′
are
Q
-regular Banach spaces, that
G
⊂
E
and
G
′
⊂
E
′
are domains, and that
f
:
G
⟶
G
′
is a homeomorphism. The aim of this study is to prove that the quasisymmetric mapping under the quasihyperbolic metric is equivalent to the freely quasiconformal mapping under the condition
E
,
E
′
being
Q
-regular Banach spaces. This result is a partial solution to an open problem raised by Väisälä.
“…Te QH metric of a domain in R n was introduced by Gehring and Palka [16]. Tis metric was later generalized to the setting of Banach spaces and metric spaces and has become an important tool in the study of geometric function theory [9,10,13,[17][18][19][20].…”
Suppose that
E
,
E
′
are
Q
-regular Banach spaces, that
G
⊂
E
and
G
′
⊂
E
′
are domains, and that
f
:
G
⟶
G
′
is a homeomorphism. The aim of this study is to prove that the quasisymmetric mapping under the quasihyperbolic metric is equivalent to the freely quasiconformal mapping under the condition
E
,
E
′
being
Q
-regular Banach spaces. This result is a partial solution to an open problem raised by Väisälä.
“…Moreover, in [13], the authors proved the following. See [3,4,6,13,15,16,17,21,22,24] for more details on uniform domains and inner uniform domains.…”
Abstract. In this paper, we characterize inner uniform domains in R n in terms of Apollonian inner metric and the metric j ′ D when D are Apollonian. As an application, a new characterization for A-uniform domains is obtained.
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