einstein s route to special relativity

groen o., hervik s. einstein''s general theory of relativity

groen o., hervik s. einstein''s general theory of relativity

... K-factor Since observer is at rest, the period is equal to so that = K (2.4) These two equations imply that if moves away from 1, so that > , then < This is because moves towards The K-factor is ... alphabet T is a typical tensor Vectors, are usually written in two possible ways If it is more natural to associate the vector as a tangent vector of some curve, then we usually use lower case bold ... relative to something else, i.e relative to other masses According to Mach this implies that inertial forces must be due to a particles acceleration relative to the great masses of the universe If...

Ngày tải lên: 24/04/2014, 17:06

538 472 0
A Special Addition to Staying Healthy: An English Learner’s Guide to Health Care and Healthy Living ppt

A Special Addition to Staying Healthy: An English Learner’s Guide to Health Care and Healthy Living ppt

... Like? STI s (Sexually Transmitted Infections) are diseases or viruses that you can pass to another person when you have sex This is a problem for men and women See a doctor as soon as you see these ... to the body to destroy cancerous tumors 22 rape RAPE when someone forces you to anything sexual 27 safe sex SAFE seks using condoms to avoid spreading STIs or unwanted safe sex 25 sexual abuse ... abuse SEKS shual ah BYOUS any forced sexual act 27 STIs es TEE ays Sexually Transmitted Infections are diseases and viruses you can get during sex 24, 25, 26 surgery SER yeri a doctor goes inside...

Ngày tải lên: 05/03/2014, 13:20

37 547 0
PHP Architect's Guide to PHP Security

PHP Architect's Guide to PHP Security

... becomes unnecessary  Access Exemptions A security-minded administrator generally doesn’t want users to access the central temporary directory, since it can store sessions To prevent access to /tmp, ... htaccess to specify configuration directives, so strive to write code that is register globals-safe The $_REQUEST Trojan Horse When superglobals were added to PHP, a special superglobal was added specifically ... portals, insecure code can have very serious consequences for a site, the site s owners, and the site s users This book has two goals: to explain the common types of security shortcomings that...

Ngày tải lên: 14/08/2012, 10:14

201 1,1K 4
The Scientist and Engineer's Guide to Digital Signal Processing Second Edition

The Scientist and Engineer's Guide to Digital Signal Processing Second Edition

... Be sure to visit the book s website at: www.DSPguide.com The Scientist and Engineer 's Guide to Digital Signal Processing Second Edition by Steven W Smith California Technical Publishing San ... Processor 509 Fixed versus Floating Point 514 C versus Assembly 520 How Fast are DSPs? 526 The Digital Signal Processor Market 531 Chapter 29 Getting Started with DSPs 535 The ADSP-2106x ... mind Many everyday DSP applications are discussed: digital filters, neural networks, data compression, audio and image processing, etc As much as possible, these chapters stand on their own,...

Ngày tải lên: 13/09/2012, 10:21

14 1K 0
The Complete Idiot's Guide to Grammar & Style 2nd Ed (2003)

The Complete Idiot's Guide to Grammar & Style 2nd Ed (2003)

... Uses Characteristics Formal Business letters, resumes, cover letters, serious speeches, newspaper articles, scholarship Standard verbs, adverbs with -ly endings, standard vocabulary, standard punctuation ... important English skills you need, from parts of speech to phrases, clauses, and sentences You'll learn how to craft the documents you need, including business letters, resumes, personal letters, and ... prepositional phrases, appositives and appositive phrases, verbal phrases, gerund phrases, and infinitive phrases This part also covers sentence structure and function, fragments and run-ons, and...

Ngày tải lên: 05/10/2012, 09:59

432 771 6
Vietnam’s exports to the eu Situation and recommendations.doc

Vietnam’s exports to the eu Situation and recommendations.doc

... attention to arguments over unfair subsidies settled by WTO Critics charge that subsidies cover cost that truly competitive industries should be able to absorb on their own In this sense, subsidies simply ... produces in the form of cash payments, low interest loan, tax breaks, product price supports, or some other forms is called subsidy Regardless of the form a subsidy takes, it is intended to assist ... control system); and HACCP and HACCP (the analysis and control system for essential foodstuff processing steps) 3.1.3 To set up applying e-commerce in business Vietnam enterprises should step up...

Ngày tải lên: 27/10/2012, 16:55

35 805 3
Báo cáo y học: "introduction to special issue on Eye and Zoonosis – from the guest editors"

Báo cáo y học: "introduction to special issue on Eye and Zoonosis – from the guest editors"

... ocular toxoplasmosis We hope that this special issue will be interesting to readers and provides researchers with timely update on various topics in this important field Conflict of Interest The ... presumed ocular toxoplasmosis Am J Ophthalmol 2008;146:851-5) • Optical Coherence Tomography in ocular toxoplasmosis • Usefulness of vitrectomy in the treatment of ocular toxoplasmosis • Update on the ... Med Sci 2009, 117 American Journal of Ophthalmology: Delair E, Monnet D, Grabar S, Dupouy-Camet J, Yera H, Brézin AP Respective roles of acquired and congenital infections in presumed ocular toxoplasmosis...

Ngày tải lên: 03/11/2012, 11:11

2 617 0
Music cover, the effects of it and The attitudes of NEU’s students to Music cover in Vietnam

Music cover, the effects of it and The attitudes of NEU’s students to Music cover in Vietnam

... genre So, to satisfy audience 's different music hobbies, Vietnam s musicians and singers, who cover music, often chose pop songs to write Vietnamese lyric You can easily find these songs on the ... musicians are lazy to compose In order to have fast success, they also cover foreign music They become passive musicians Maybe nowadays, audiences like listening covered songs but in years, 10 years…perhaps ... like to sing covered songs They are indifferent with Vietnamese songs and make Vietnamese culture forgotten 37% of surveyed students agree with this idea Because singers sing covered songs so musicians...

Ngày tải lên: 21/04/2013, 20:53

23 568 0
A teacher's guide to interference and other problems

A teacher's guide to interference and other problems

... Speakers of Spanish and Catalan 90 Portuguese speakers 113 Greek speakers 129 Russian speakers 145 Polish speakers 162 Farsi speakers 179 Arabic speakers 195 Turkish speakers 214 Speakers of South ... applies to Swedes and some Norwegians The fall-rise tone is dif®cult for Scandinavian learners Norwegians (and some Swedes) tend to use too many rising tone units and to make their upglides too ... is to, should) is sometimes mistranslated as shall, and sollte (= was supposed to, was to) as should: *He shall be a brilliant musician (for He is supposed to be ) *I took my ®rst look at the...

Ngày tải lên: 17/08/2013, 08:35

365 846 3
the book of css3 - a developer's guide to the future of web design - by peter gasston

the book of css3 - a developer's guide to the future of web design - by peter gasston

... discuss DOM selectors CSS3 provides three new attribute selectors and one new combinator—that is, a selector that joins other selectors together, such as the child combinator (>) from CSS2 These ... CSS3 Is and How It Came to Be First, I want to discuss what CSS3 is—and isn’t—and the form it takes The W3C s approach to CSS3 is quite different from its approach to CSS2, so this overview should ... Recommendation status As long as you make provisions for Internet Explorer s lack of support, you can start using CSS3 selectors right away—many sites already Attribute Selectors Attribute selectors were...

Ngày tải lên: 20/09/2013, 09:09

308 1,1K 1
A discussion proposal on people''''s adaptability to floods in the Mekong river delta

A discussion proposal on people''''s adaptability to floods in the Mekong river delta

... in the soil in the coastal areas and flushes toxicity released from acid sulfate soil Also, floods kill the insets and rats population Otherwise, flood brings natural fishes, brings plankton which ... rules of the seasonal flows, forecast the relation between the warm atmosphere and the storms in the tropical monsoon Asia Survey and forecast the effects of the dams and irrigation systems in ... in upstream to the low parts of the basin Estimate the role of floods in the people s lives; notice the effects to the women and children in the flooded areas Assess the environmental impacts of...

Ngày tải lên: 18/10/2013, 12:15

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