4 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Infinity \In*fin"i*ty\, n.; pl {Infinities}. [L. infinitas
pref. in- not + finis boundary, limit, end: cf F.
infinit['e]. See {Finite}.]
1. Unlimited extent of time, space, or quantity; eternity;
boundlessness; immensity. --Sir T. More
There can not be more infinities than one for one
of them would limit the other --Sir W.
Raleigh.
From WordNet r 1.6 [wn]:
infinity
n : time without end [syn: {eternity}, {forever}]
From Jargon File (4.2.3, 23 NOV 2000) [jargon]:
infinity n. 1. The largest value that can be represented in a
particular type of variable (register, memory location, data type
whatever). 2. `minus infinity': The smallest such value, not
necessarily or even usually the simple negation of plus infinity.
In N-bit twos-complement arithmetic, infinity is 2^(N-1) - 1 but minus
infinity is - (2^(N-1)), not -(2^(N-1) - 1). Note also that this is
different from "time T equals minus infinity", which is closer to a
mathematician's usage of infinity.
From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]:
infinity
1. The size of something {infinite}.
Using the word in the context of sets is sloppy, since
different {infinite set}s aren't necessarily the same size
{cardinality} as each other
See also {aleph 0}
2. The largest value that can be represented in
a particular type of variable ({register}, memory location,
data type whatever).
See also {minus infinity}.
[{Jargon File}]
(1994-11-18)
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