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  • ELECTRONIC SYSTEMS  (1)
  • colon cancer  (1)
  • strong maximal points  (1)
  • 1985-1989  (3)
  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Journal of optimization theory and applications 62 (1989), S. 449-466 
    ISSN: 1573-2878
    Keywords: Cone concavity ; strong maximal points ; dual problems ; strong saddlepoints ; pseudotangent cones
    Source: Springer Online Journal Archives 1860-2000
    Topics: Mathematics
    Notes: Abstract LetX,Y andZ be locally convex real topological vector spaces,A⊂X a convex subset, and letC⊂Y,E⊂Z be cones. Letf:X→Z beE-concave andg:X→Y beC-concave functions. We consider a concave programming problem with respect to an abstract cone and its strong dual problem as follows: $$\begin{gathered} (P)maximize f(x), subject to x \in A, g(x) \in C, \hfill \\ (SD)minimize \left\{ {\mathop \cup \limits_{\varphi \in C^ + } \max \{ (f + \varphi \circ g)(A):E\} } \right\}, \hfill \\ \end{gathered} $$ , whereC + denotes the set of all nonnegative continuous linear operators fromY toZ and (SD) is the strong dual problem to (P). In this paper, the authors find a necessary condition of strong saddle point for Problem (P) and establish the strong duality relationships between Problems (P) and (SD).
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Investigational new drugs 4 (1986), S. 289-293 
    ISSN: 1573-0646
    Keywords: flavone acetic acid ; cytotoxicity ; colon cancer
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology , Medicine
    Notes: Abstract Flavone acetic acid (FAA) was incubated for 1 to 48 hr with 3 established human colon cancer cell lines endowed with distinct degrees of phenotypic properties. All 3 lines responded to FAA in almost identical fashion; when incubated with the drug for only 1 hr, an initial decrease in survival was observed for concentrations of 250 μg/ml but no further increments in cytotoxicity were elicited when the concentration of FAA was augmented. Increasing the length of treatment yielded relatively modest increments (about 1 log) in cell killing only after an interval of 48 hr and only at the highest concentration (1000 μg/ml). Because of these relatively poor cytotoxic effects and because the therapeutic range of FAA is so narrow, we conclude that this agent will not be a valuable contribution to the antitumor arsenal, at least for colon cancer.
    Type of Medium: Electronic Resource
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  • 3
    facet.materialart.
    Unknown
    In:  Other Sources
    Publication Date: 2019-06-28
    Description: Report surveys state of art in fiber optics and explores use of microprocessors communicating over optical fibers to control complicated power system with many producing and consuming units. Power system of study is of planetary spacecraft, and fiber-optic technology extension of that now under development or used in military aircraft and ships.
    Keywords: ELECTRONIC SYSTEMS
    Type: NPO-15968 , NASA Tech Briefs (ISSN 0145-319X); 8; 4; P. 476
    Format: text
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