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(gäp), city (1990 pop. 35,647), capital of Hautes-Alpes dept., SE France, on the Luye River at the foot of the Dauphiné Alps. A center for tourism, Gap is an agricultural market that manufactures clothing, wood products, and construction materials. Founded by Augustus c.14 B.C., it was the capital of medieval Gapençais, which was annexed to the crown of France in 1512. The city was devastated during the Wars of Religion (16th cent.).
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A region not adequately covered by the main lobes of a radar antenna.
(computer science)
A uniformly magnetized area in a magnetic storage device (tape, disk), used to indicate the end of an area containing information.
The spacing between two electric contacts.
A break in a closed magnetic circuit, containing only air or filled with a nonmagnetic material.
A short region that is missing in one strand of a double-stranded deoxyribonucleic acid.
Any sharp, deep notch in a mountain ridge or between hills.
An opening at the point of closest approach between faces of members in a weld joint.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.


An opening, as in a wall; an open joint.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.


i. Any space where the imagery fails to meet the minimum coverage requirements. This might be a space not covered by imagery or one where the minimum specified overlap was not obtained.
ii. Breaks in continuous radar coverage. See gap-filler radar.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved


1. a break in a line of hills or mountains affording a route through
2. Chiefly US a gorge or ravine
3. Electronics
a. a break in a magnetic circuit that increases the inductance and saturation point of the circuit
b. See spark gap
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005


(mathematics, tool)
Groups Algorithms and Programming.

A system for symbolic mathematics for computational discrete algebra, especially group theory, by Johannes Meier, Alice Niemeyer, Werner Nickel, and Martin Schonert of Aachen. GAP was designed in 1986 and implemented 1987. Version 2.4 was released in 1988 and version 3.1 in 1992.

Sun version.

["GAP 3.3 Manual, M. Schonert et al, Lehrstuhl D Math, RWTH Aachen, 1993].
This article is provided by FOLDOC - Free Online Dictionary of Computing (


(1) The space between blocks of data on magnetic tape.

(2) The space in a read/write head over which magnetic flux (energy) flows causing the underlying magnetic tape or disk surface to become magnetized in the corresponding direction.
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References in periodicals archive ?
The results demonstrated that gap sizes up to 50 [m.sup.2] were mostly sufficient to generate tree species-rich forest stands.
where [t.sub.a] and [t.sub.r] are accepted and rejected gap times and F([t.sub.a]) and F([t.sub.r]) are cumulative distribution functions (CDFs) of accepted and rejected gaps.
From farm worker training, to water conservation and chain of custody traceability, using Better Cotton reinforces Gap's commitment to sustainable production of the world's most important natural fiber.
First, the air pressure in the air gap is not changed, that is, the velocity of the Z direction is zero.
Risk assessments differ from gap assessments in their essential purposes.
Therefore, three sizes of canopy gap (S1 with an area of 50-70m2 for contractible gap,S2 with an area of100-120m2 forcentralgap,andS3 withan area of 150-200m2for extended gap), three ages of gap (A1 is after gap formation 1a,A2 is 3a,A3 is5a), and CK (Non-gap) were chosen in Pinusmassonianaplantation.Nine gaps were chosen to every size gradient, every three of this nine gaps belong to different age gradient (A1, A2, and A3), respectively.
It opened up the first Gap in Canada in Vancouver in 1989, and a decade later, its first French flagship store opened on the Champs-Elysees in Paris.
While Gap appeared to be steadying its sales trajectory a few years ago, sales are now falling faster than ever.
Gap reported full-year comparable sales of positive three percent at Old Navy versus a decline of five percent at Gap and a gain of one percent at Banana Republic.
Equality groups have called the figures "worrying" but say a longerterm strategy is needed to ensure that action to close pay levels between men and women follows the requirement to publish the gap.
* Hawaii, in addition, has the lowest gap in business-ownership rates between whites and blacks, at 38.40%.
Consider the reinvented Gap logo sweatshirt by some of the world's fashion superstars: Olivier Rousteing of Balmain, twins Dean and Dan Caten of DSquared2, Massimo Giorgetti of MSGM, Tremaine Emory and Acyde of No Vacancy Inn, Chris Josol of Surf is Dead, Chris Stamp of Stampd, Pierre Maheacuteo of Officine , and Humberto Leon and Carol Lim of Opening Ceremony, all applying their signature style to this piece of fashion history.