summary:Let $T:[0, \infty) \to L(E)$ be a $C_0$-semigroup with unbounded generator $A:D(A)\to E$. We prove that $(T(t)x-x)/t$ has generically a very irregular behaviour for $x\notin D(A)$ as $t \to 0+$
We study different qualitative properties of the semigroup generated by some degenerate differential...
In this thesis we study differentiability of C0-semigroups. In 1968 Pazy gave a characterization of ...
Let $A$ be the generator of a uniformly bounded $C_0$-semigroup on the Banach space $X$. We present ...
summary:Let $T:[0, \infty) \to L(E)$ be a $C_0$-semigroup with unbounded generator $A:D(A)\to E$. We...
summary:Let $T:[0, \infty) \to L(E)$ be a $C_0$-semigroup with unbounded generator $A:D(A)\to E$. We...
This paper concerns systems of the form $\dot{x}(t) = Ax(t)$, $y(t) = Cx(t)$, where $A$ generates a ...
We obtain new stability results for those properties of C0-semigroups which admit characterisation i...
Let $A$ be the generator of a uniformly bounded $C_0$-semigroup in a Banach space $X$ such that $A$ ...
We study the class of bounded C-0-semigroups T = (T-t)(tgreater than or equal to0) on a Banach space...
AbstractWe study different qualitative properties of the semigroup generated by some degenerate diff...
In this paper we study the question whether $A^{-1}$ is the infinitesimal generator of a bounded $C_...
AbstractWe extend the definition of generator to C-semigroups that may not be exponentially bounded,...
We give several conditions implying that the spectral bound of the generator of a $C_0$-semigroup is...
Let S(center dot) be a (C-0)- group with generator -B, and let {T(t); 0 <= t <tau} be a local C-semi...
AbstractGiven a c0-semigroup (U(t))t ⩾ 0 on a Banach space E with generator A and an unbounded linea...
We study different qualitative properties of the semigroup generated by some degenerate differential...
In this thesis we study differentiability of C0-semigroups. In 1968 Pazy gave a characterization of ...
Let $A$ be the generator of a uniformly bounded $C_0$-semigroup on the Banach space $X$. We present ...
summary:Let $T:[0, \infty) \to L(E)$ be a $C_0$-semigroup with unbounded generator $A:D(A)\to E$. We...
summary:Let $T:[0, \infty) \to L(E)$ be a $C_0$-semigroup with unbounded generator $A:D(A)\to E$. We...
This paper concerns systems of the form $\dot{x}(t) = Ax(t)$, $y(t) = Cx(t)$, where $A$ generates a ...
We obtain new stability results for those properties of C0-semigroups which admit characterisation i...
Let $A$ be the generator of a uniformly bounded $C_0$-semigroup in a Banach space $X$ such that $A$ ...
We study the class of bounded C-0-semigroups T = (T-t)(tgreater than or equal to0) on a Banach space...
AbstractWe study different qualitative properties of the semigroup generated by some degenerate diff...
In this paper we study the question whether $A^{-1}$ is the infinitesimal generator of a bounded $C_...
AbstractWe extend the definition of generator to C-semigroups that may not be exponentially bounded,...
We give several conditions implying that the spectral bound of the generator of a $C_0$-semigroup is...
Let S(center dot) be a (C-0)- group with generator -B, and let {T(t); 0 <= t <tau} be a local C-semi...
AbstractGiven a c0-semigroup (U(t))t ⩾ 0 on a Banach space E with generator A and an unbounded linea...
We study different qualitative properties of the semigroup generated by some degenerate differential...
In this thesis we study differentiability of C0-semigroups. In 1968 Pazy gave a characterization of ...
Let $A$ be the generator of a uniformly bounded $C_0$-semigroup on the Banach space $X$. We present ...
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