4397 search results - page 85 / 880 » Relational Algebra Operations |
143
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ER
2010
Springer
15 years 12 days ago
2010
Springer
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...
126
Voted
MCS
2007
Springer
15 years 2 months ago
2007
Springer
Using standard calculus, explicit formulas for the one-dimensional continuous and discrete homotopy operators are derived. It is shown that these formulas are equivalent to those ...
104
Voted
JSYML
2008
15 years 2 months ago
2008
0-stable 0-categorical linked quaternionic mappings are studied and are shown to correspond (in some sense) to special groups which are 0stable, 0-categorical, satisfy AP(3) and ha...
112
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TPHOL
2008
IEEE
15 years 8 months ago
2008
IEEE
In this paper, we present an approach to describe uniformly iterated “big” operations, like Pn i=0 f(i) or maxi∈I f(i) and to provide lemmas that encapsulate all the commonly...
105
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IDA
2009
Springer
15 years 3 days ago
2009
Springer
A new method for action potentials detection is proposed. The method is based on a numerical differentiation, as recently introduced from operational calculus. We show that it has ...