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The 12 founding member states of CERN in 1954. [13]The convention establishing CERN [14] was ratified on 29 September 1954 by 12 countries in Western Europe. [15] The acronym CERN originally represented the French words for Conseil Européen pour la Recherche Nucléaire ('European Council for Nuclear Research'), which was a provisional council for building the laboratory, established by 12 ...
History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 18 October 2024. Portable Document Format, a digital file format For other uses, see PDF (disambiguation). Portable Document Format Adobe PDF icon Filename extension.pdf Internet media type application/pdf, application/x-pdf application/x-bzpdf application/x-gzpdf Type code PDF (including a single ...
The column "representation" indicates under which representations of the gauge groups that each field transforms, in the order (SU(3), SU(2), U(1)) and for the U(1) group, the value of the weak hypercharge is listed. There are twice as many left-handed lepton field components as right-handed lepton field components in each generation, but an ...
This is an incomplete list of Dutch expressions used in English; some are relatively common (e.g. cookie), some are comparatively rare.In a survey by Joseph M. Williams in Origins of the English Language it is estimated that about 1% of English words are of Dutch origin.
The history of scientific method considers changes in the methodology of scientific inquiry, not the history of science itself. The development of rules for scientific reasoning has not been straightforward; scientific method has been the subject of intense and recurring debate throughout the history of science, and eminent natural philosophers and scientists have argued for the primacy of ...
The following conventions are used: Cognates are in general given in the oldest well-documented language of each family, although forms in modern languages are given for families in which the older stages of the languages are poorly documented or do not differ significantly from the modern languages.
Version 1 (1992) was identical in content to the printed second edition, and the CD itself was not copy-protected. Version 2 (1999) included the Oxford English Dictionary Additions of 1993 and 1997. These CD-ROM editions are for Microsoft Windows only. Version 3.0 was released in 2002 with additional words from the OED3 and software ...