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Kronecker delta (2262 bytes)
1: ...lta_{33} = 1</math>. It is written as the symbol δ<sub>ij</sub>, and treated as a notational shorth... 3: :<math>\delta_{ij} = \left\{\begin{matrix} 7: ==Properties of the Delta Function== 8: The Kronecker delta has the so-called ''sifting'' property that for <... 9: :<math>\sum_{i=-\infty}^\infty \delta_{ij} a_i=a_j.</math> Leopold Kronecker (2228 bytes) 1: ... the mathematical extensions of [[Georg Cantor]]. Kronecker was a student and lifelong friend of [[Ernst Kumm... 3: Kronecker wrote [[1845]] his dissertation, at the [[Univers... 5: ...memoir on the algebraic solvability of equations, Kronecker extended the work of [[Évariste Galois]] o... 7: ...on of the General Equation of the Fifth Degree'', Kronecker solved the [[quintic equation]] by applying [[gro... 9: Kronecker's [[finitism]] made him a forerunner of [[intuiti... Kronecker's theorem (2390 bytes) 1: In [[mathematics]], '''Kronecker's theorem''' is a result in [[diophantine approxi... 7: ...The original '''Kronecker's theorem''' ([[Leopold Kronecker]], 1884) stated that the [[necessary condition]] ... 13: ...e of Pontryagin duality here shows that the whole Kronecker theorem describes the closure of <''P''> as the i... 21: See also: [[Kronecker set]] Kronecker-Weber theorem (1291 bytes) 1: The statement of the '''Kronecker-Weber theorem''' in [[algebraic number theory]] i... 3: [[Kronecker]] provided most of the proof in 1853, with [[Hein... Delta Tau Delta (5884 bytes) 5: ...purple" | <font size=+1 color="Gold">'''Delta Tau Delta'''</font> 24: ... Delta Tau Delta. Rah, rah Delta Tau, Delta Tau Delta" 31: '''Delta Tau Delta''' ('''ΔΤΔ''', '''DTD''', '''Delts''') is a [[U.S.]]-based ... 37: The history of the Delta Tau Delta Fraternity began in 1858 at [[Bethany College]] i... 39: ...dge, ritual and motto were divised, and Delta Tau Delta was born. Delta-v (3635 bytes) 3: In general physics delta-v is simply the change in [[velocity]]. 5: ...ath>\Delta \mathbf{v}\,</math>) or scalar (<math>\Delta{v}\,</math>). In both cases it is equal to the [[... 7: :<math>\Delta \mathbf{v} = \mathbf{v}_1 - \mathbf{v}_0 = \int^{... 8: :<math>\Delta{v} = {v}_1 - {v}_0 = \int^{t_1}_{t_0} {a} \, dt</... 15: ...thrust]] of a [[rocket engine]]. The time-rate of delta-v is the magnitude of the acceleration, i.e. the ... Delta T (5094 bytes) 1: ...T''' are [[ASCII]] substitutes for the formal '''ΔT''', which is [[Terrestrial Time]] minus [[Unive... 7: ...observing occultations of stars by the [[Moon]]. ΔT continued to decrease until it reached a platea... 9: ... 2002 of −25.858±0.003"/cy² so ΔT need not be recalculated given the uncertaintie... 16: ...[http://www.phys.uu.nl/~vgent/astro/deltatime.htm Delta T by Robert van Gent] 17: *[http://user.online.be/felixverbelen/dt.htm Delta T by Felix Verbelen] Delta (2311 bytes) 1: '''Delta''' can signify: 3: ...delta;, a letter of the [[Greek alphabet]]. See [[delta (letter)]] 5: ...a river, roughly in shape of Δ. See [[river delta]]. 7: ...ing the eastern [[Mediterranean Sea]]. See [[Nile Delta]]. 11: ...ath>\delta</math>''', is one of "[[The Greeks]]"; delta measures the sensitivity of the value of a [[deri... Delta FM (2023 bytes) 3: ...er: none; margin: 0; padding: 0; color: #6a6c76;">Delta FM</p> 32: [[Category:UK Radio Stations|Delta]] Delta 4 (507 bytes) 1: ...ticle about the UK company, for the missile see [[Delta IV rocket]]. 4: '''Delta 4''' was a [[Britain|British]] company writing an... 9: * [http://www.delta4.icom43.net/ Official site] 10: ...org/Games/Video_Games/Developers_and_Publishers/D/Delta_4 Category at ODP] The Delta (157 bytes) 1: * '''[[The Delta (band)]]''' is a [[psychedelic trance]] project f... 2: ...'''The Delta''' often refers to the [[Mississippi Delta]]. Delta Delta Delta (155 bytes) 1: '''Delta Delta Delta''' is a national college [[sorority]] founded in ... Delta Pavonis (339 bytes) 1: '''Delta Pavonis''' is a [[star]] about 19.9 [[light year]... 9: [[Category:Bayer objects|Pavonis, Delta]] Delta cell (290 bytes) 1: '''Delta cells''' are [[somatostatin]] producing [[cell (b... Delta-glider (10982 bytes) 1: {{Infobox Orbitersim Spacecraft|name=Delta-glider 2: |pic1_file=Orbiter-sim-Deltaglider-002.jpg 3: |pic1_text=Delta-glider Mk3 in [[Low Earth Orbit]] 4: |pic2_file=Orbiter-sim-Deltaglider-old.jpg 5: |pic2_text=Old Delta-glider Mk1 in [[Low Earth Orbit]] GM Delta platform (676 bytes) 1: '''Delta''' is [[General Motors]]' new [[compact car|compa... 20: [[Category:GM platforms|Delta]] Mississippi Delta (1778 bytes) 1: ...border the Mississippi River]] The '''Mississippi Delta''' is a geographical and political term that may ... 3: ...r]] over the last 5,000 years or so - the "recent delta", in south-central and southeast [[Louisiana]]. 5: ...of the river - the "modern delta" or "bird's foot delta". 7: ...es of the state of Mississippi use the term ''The Delta'' they're referring to the west central section o... 11: As a political region the delta includes the states of [[Arkansas]], [[Louisiana]... Delta River (465 bytes) 1: The '''Delta River''' is a tributary of the [[Tanana River]], ... 3: ...[Big Delta, Alaska|Big Delta]], in a huge [[river delta]], from which it received its name. Delta Goodrem (5917 bytes) 1: [[Image:Delta_Goodrem.jpg|thumb|Delta Goodrem]] 3: '''Delta Lea Goodrem''' (born [[November 9]], [[1984]] in ... 5: ...levision shows in Australia. At the age of seven, Delta appeared in an [[United States|American]] commerc... 13: Her [[DVD]] entitled ''Delta'' has been a huge success in both Australia and t... 15: ... which Goodrem was performing for the first time. Delta has been dating married (but now separated from h... Lancia Delta (1972 bytes) 1: The '''Lancia Delta''' was a successful [[automobile|car]] sold by [[... 3: ...pact family cars, the most famous model was the ''Delta HF Integrale'', a 4WD hatchback with a very power... 5: ...lying, and entirely different from the commercial Delta in terms of construction and performance. 7: The Delta was voted [[Car of the Year]] in [[1980]]. 9: ...vailable in [[right hand drive]], even though the Delta Integrale was left hand drive only, but also beca...
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