absolute blocking

absolute blocking

[′ab·sə‚lüt ′bläk·iŋ]
(civil engineering)
A control arrangement for rail traffic in which a track is divided into sections or blocks upon which a train may not enter until the preceding train has left.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
His topics include oriented matroids, the pattern recognition problem, and tope committees; Dehn-Sommerville type relations; blocking sets of set families, and absolute blocking constructions in posets; halfspaces, convex sets, and tope committees; tope committees containing no pairs of opposites; and symmetric cycles in the hypercube graphs.
Pattern Recognition on Oriented Matroids

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