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61Photon — This article is about the elementary particle of light. For other uses, see Photon (disambiguation). Photon Photons emitted in a coherent beam from a laser Composition Elementary particle …
62Riesz representation theorem — There are several well known theorems in functional analysis known as the Riesz representation theorem. They are named in honour of Frigyes Riesz. The Hilbert space representation theorem This theorem establishes an important connection between a …
63Reaganomics — (a portmanteau of Reagan and economics ) refers to the economic policies promoted by United States President Ronald Reagan. The four pillars of Reagan s economic policy were to:cite web |url=http://www.econlib.org/library/Enc/Reaganomics.html|titl… …
64Taxation in the United States — is a complex system which may involve payment to at least four different levels of government and many methods of taxation. United States taxation includes local government, possibly including one or more of municipal, township, district and… …
65Tokamak — A tokamak is a machine producing a toroidal magnetic field for confining a plasma. It is one of several types of magnetic confinement devices, and it is one of the most researched candidates for producing controlled thermonuclear fusion power.… …
66Banach fixed point theorem — The Banach fixed point theorem (also known as the contraction mapping theorem or contraction mapping principle) is an important tool in the theory of metric spaces; it guarantees the existence and uniqueness of fixed points of certain self maps… …
67Utrecht (city) — Infobox Settlement official name = Utrecht skylinesize = 280px mapsize = 280px image shield = UtrechtCity COA.gif subdivision type = Country subdivision name = flagicon|Netherlands Netherlands subdivision type1 = Province subdivision name1 =… …
68Communications in Uganda — There are a number of systems of communication in Uganda, including a system of telephony, radio and television broadcasts, internet, mail, and several newspapers. The use of phones and the internet in Uganda has rapidly increased in the last few …
69Bruce Springsteen — Infobox musical artist Name = Bruce Springsteen Img size = Background = solo singer Birth name = nowrap|Bruce Frederick Joseph Springsteen Alias = nowrap|The Boss Born = birth date and age|mf=yes|1949|09|23 Long Branch, New Jersey, US Instrument …
70Alexandria Aces — Independent baseball team name = Alexandria Aces founded = 1994 city = Alexandria, Louisiana cap current league = United League Baseball (2006 present) current division = past league = * Central Baseball League (2001 2003) * Texas Louisiana… …
