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Topic: Odd function


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In the News (Mon 6 Jul 09)

  
  Function (mathematics) - Wikipedia, the free encyclopedia
Functions are also used in computer science to model data structures and the effects of algorithms.
The squaring function is the inverse of the non-negative square root function.
The number of computable functions from integers to integers is countable, because the number of possible algorithms is. The number of all functions from integers to integers is higher: the same as the cardinality of the real numbers.
en.wikipedia.org /wiki/Function_(mathematics)   (3457 words)

  
 Hyperbolic function
In mathematics, the hyperbolic functions are analogs of the ordinary trigonometric, or circular, functions.
Hyperbolic functions are also useful because they occur in the solutions of some simple linear differential equations, notably that defining the shape of a hanging cable, the catenary.
The function sinh x is an odd function, that is symmetric with respect to the origin, and sinh 0 = 0.
www.brainyencyclopedia.com /encyclopedia/h/hy/hyperbolic_function.html   (635 words)

  
 PlanetMath:
odd function (in even/odd function) owned by mathcam
odd integer (in even number) owned by mathcam
odd permutation (in signature of a permutation) owned by rspuzio
planetmath.org /encyclopedia/O   (929 words)

  
 odd - Definitions from Dictionary.com
leaving a remainder of 1 when divided by 2, as a number (opposed to even): Numbers like 3, 15, and 181 are odd numbers.
being part of a pair, set, or series of which the rest is lacking: an odd glove.
(of a function) having a sign that changes when the sign of each independent variable is changed at the same time.
dictionary.reference.com /search?q=odd   (568 words)

  
 Even   (Site not responding. Last check: 2007-09-01)
an integer is called even if it is divisible by two; see even and odd numbers
a function f defined on the real numbers is called even if f(x) = f(−x) for all x; see even and odd functions
a permutation of a finite set is called even if it can be written as a composition of an even number of transpositions; see even and odd permutations
www.freedownloadsoft.com /info/even.html   (95 words)

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