ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The classes a, b, c, etc., of the Venn diagram are represented by square wave-trains of periods T, 2T, 4T, etc., respectively, which are of equal amplitude, and are synchronized. In practice, the square waves operate gates which pass or stop a rectangular wave train of period T/2. The sub-class ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/166829a0
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