Epsilon
المؤلف:
Derbyshire, J
المصدر:
Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics. New York: Penguin
الجزء والصفحة:
...
19-9-2018
2304
Epsilon
In mathematics, a small positive infinitesimal quantity, usually denoted 
or 
, whose limit is usually taken as 
.
The late mathematician P. Erdős also used the term "epsilons" to refer to children (Hoffman 1998, p. 4).
REFERENCES:
Derbyshire, J. Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics. New York: Penguin, pp. 244 and 371, 2004.
Hoffman, P. The Man Who Loved Only Numbers: The Story of Paul Erdős and the Search for Mathematical Truth. New York: Hyperion, 1998.
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