Results 11 to 20 of about 1,094,424 (267)
On the Complexity of Automatic Complexity [PDF]
Generalizing the notion of automatic complexity of individual strings due to Shallit and Wang, we define the automatic complexity $A(E)$ of an equivalence relation $E$ on a finite set $S$ of strings. We prove that the problem of determining whether $A(E)$ equals the number $|E|$ of equivalence classes of $E$ is $\mathsf{NP}$-complete.
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Simplicial Complexes are Game Complexes [PDF]
Strong placement games (SP-games) are a class of combinatorial games whose structure allows one to describe the game via simplicial complexes. A natural question is whether well-known parameters of combinatorial games, such as "game value", appear as invariants of the simplicial complexes. This paper is the first step in that direction.
Sara Faridi +2 more
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The clinical interest around extracellular vesicles (EVs) started during the year 2000s, now leading to new clinical diagnostic and therapeutic strategies.
Max Piffoux +3 more
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BackgroundZinc is an essential trace element for the human body. Recently, a novel Zn-binding peptide, Lys-Tyr-Lys-Arg-Gln-Arg-Trp (PP), was purified and identified from soy protein hydrolysates with high Zn-binding capacity (83.21 ± 2.65%) by our ...
Rongxin Wang +4 more
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Novel metal-free and Mg(II) [3/4-(3,4-dicyanophenoxy)phenoxy]-substituted phthalocyanines were obtained and characterized using NMR, IR, UV-vis spectroscopy, and mass spectrometry.
Dmitry Erzunov +3 more
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The Complex Macromolecular Complex [PDF]
Trends in Biochemical Sciences (TiBS) has a lot to celebrate. Our 40th anniversary, a new design, a very special issue, and two spectacular series lined up for the rest of the year; yes, it is a good time to be a biochemist.
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Investigation the conditions of existence and disturbances of brush-collector contact [PDF]
Brush holders of complex design, one of the elements of which is an elastic gasket between the brush and the compression spring, have recently become widespread.
Filina Olga +4 more
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The reactions of CuX2 (X = Cl, Br) with dipinodiazafluorenes yielded four new complexes [CuX2L1]2 (X = Cl (1), Br (2), L1 = (1R,3R,8R,10R)-2,2,9,9-Tetramethyl-3,4,7,8,9,10-hexahydro-1H-1,3:8,10-dimethanocyclopenta [1,2-b:5,4-b’]diquinolin-12(2H)-one) and
Iakov S. Fomenko +12 more
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The Complexity of Complex Patients [PDF]
A s the population of the United States ages, and more and more people live with multiple chronic conditions, the issue of complex patients is receiving increasing attention. Physicians have recognized that disease-centric approaches to clinical management have serious limitations for patients with multiple co-occurring medical conditions.
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Efficiency of operational data processing for radio electronic equipment
The paper deals with the statistical data processing algorithms in operation system of radio electronic equipment. The main purpose is analysis of data processing algorithm efficiency according to the analytical calculations and simulation results ...
Oleksandr Solomentsev +4 more
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