Results 21 to 30 of about 530 (201)
Computing in matrix groups without memory [PDF]
Funding: UK Engineering and Physical Sciences Research Council award EP/K033956/1Memoryless computation is a novel means of computing any function of a set of registers by updating one register at a time while using no memory.
Maximilien Gadouleau +10 more
core +1 more source
A note on continuity of semigroups of maps [PDF]
An example is given of a separately continuous semigroup of transformations on Hilbert space which fails to be jointly continuous at t = 0
openaire +2 more sources
Spectral mapping theorems for differentiable $$C_0$$ semigroups [PDF]
Let $(T(t))_{t\geq 0}$ be a $C_0$ semigroup on a Banach space $X$ with infinitesimal generator $A$. In this work, we give conditions for which the spectral mapping theorem $σ_{*}(T(t))\backslash \{0\}=\{e^{λs}, λ\inσ_{*}(A)\}$ holds, where $σ_*$ can be equal to the essential, Browder and Kato spectrum.
Boua, Hamid +2 more
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Computing in permutation groups without memory [PDF]
Funding: UK Engineering and Physical Sciences Research Council (EP/K033956/1)Memoryless computation is a new technique to compute any function of a set of registers by updating one register at a time while using no memory.
Maximilien Gadouleau +10 more
core +1 more source
Nonlinear ergodic theorems for asymptotically almost nonexpansive curves in a Hilbert space
We introduce the notion of asymptotically almost nonexpansive curves which include almost-orbits of commutative semigroups of asymptotically nonexpansive type mappings and study the asymptotic behavior and prove nonlinear ergodic theorems for such curves.
Gang Li, Jong Kyu Kim
doaj +1 more source
Automata and automata mappings of semigroups
6 ...
Boris I. Plotkin, Tatjana L. Plotkin
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A note on Kakutani type fixed point theorems
We present Kakutani type fixed point theorems for certain semigroups of self maps by relaxing conditions on the underlying set, family of self maps, and the mappings themselves in a locally convex space setting.
A. R. Khan, N. Hussain, L. A. Khan
doaj +1 more source
On the Structure of the Semigroup of Entire Étale Mappings [PDF]
We hope to be able (in the future) to carefully analyze this structure and to tie the Jacobian Conjecture in dimension two to certain Zeta functions, thereby invoking a powerful arithmetic machinery to handle the two dimensional Jacobian Conjecture. Let us denote by ${\rm et}(\mathbb{C}^2)$ the semigroup of two dimensional Keller mappings.
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A General Class of Differential Hemivariational Inequalities Systems in Reflexive Banach Spaces
We consider an abstract system consisting of the parabolic-type system of hemivariational inequalities (SHVI) along with the nonlinear system of evolution equations in the frame of the evolution triple of product spaces, which is called a system of ...
Lu-Chuan Ceng +3 more
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On the semigroups of Fredholm mappings [PDF]
LetE1andE2be real Banach spaces and letL(E1) andL(E2) be the Banach algebras of all continuous linear mappings onE1andE2respectively. It is a well- known result of M. Eidelheit [1] thatL(E1) thatL(E2) are isomorphic as rings if and only ifE1andE2are topologically and algebraically isomorphic.
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