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No. 4999 August 21, 1965 NATURE 793 1) "The Physical for task, divided into four main parts-( (4) Great care is taken to explain the motivation set (3) "Mentality"; is Life"; theory of whole alm the "The Re done, and (2) being is World"; that to everything enough headings are with ese Th dealing a Metaphysic". introduction of an "Outline clarity. After eat gr with show the scope which the book is intended to embrace. out geometry the tensor calculus is set up. of non-Euclidean proportion a fair is there attempt though no even suffixes, readable, with very one is classical It notation is the the The round write to t endency calculus. a slight with erior differential scissors, ext and in the paste with the question of intelligence, a being made to bring introduced dealing is In physics references. to calculus tensor of relationship warning is given of the effect of drawing a sharp line The Maxwell's equations in a flat space and also means of which is so marked a by of terms in psychology, shifts logic and red gravitational between of a determ- through a discussion of result the is space. This a curved discussion. means of recent by of feature gravitation to avoid psychologism, the pet aversion of the a description of er up to the position of having ination and the Husserl school. The principles This brings the read field equations". The usual phenomenologists em purposeful "general relativity without field with th Einstein are eliminated, and forward for the brought organization now of are has arguments well: it up Here, bears s equation. e Gestalt concept Laplace' th of thought. Broadly, and equations as generalizations Wertheimer of argument days use the the to since neglect not modifications do many authors seen much however, the valuable, still are exhibits features which integrative variation its Koffka, but (quoted from the equation of geodesic Mozart form. clearest its 'and-summations'. in mere equation than Laplace's indeed with more connexion by the author) would survey a musical composition "all the now formulated the theory, discussion on the Having arized established. and the line whole being instantly static solution once", the symmetric at e has spherically which referenc of the of entropy, to er the derivation The unique position only field equations follow. Aft not description link careful connecting a very the is as there appears solution made, been Schwarzschild already also between our regard but with science theory metaphysics and ent position of the between the pres the non-living, which is indeed of inter- of the living and tests'. A particularly conception so-called 'crucial closed systems to the three of open and structure dominance in the mathematical of its on that follows, roughly esting chapter problem. value initial the to respectively. relation in field equations constructed the so is the organism of living the that is the bi-characteristics wonder The eristics and to be a means whereby entropy can not only be held The charact exhibited with great clarity. The authors s , are o even decreased. This is equations the existence es of constant but also in some cas ect to omit the general (Foures) proof making el by do result to strives the particular engineer they do give communications but the what a measure and uniqueness, which is Dis universe wherein empty I/D, K log (that a static entropy, negative of Lichnerowicz use Apart from the mathematical formalism, we of flat everywhere). It will give an idea of noise. a better under- flat at infinity is this to that a signpost mention to organization treatment in the begin to see the completeness of this of once principle perception. Naturally, maximum the and of meaning a proof of with standing concludes is realized, chapter activity is, Earnshaw's living (that and entropy equation between Laplace connexion generalized applicable. for the not is it which beyond limit any e). scarcely spac is curved there that modern symbolic theorem in cosmology point laws, es the conservation mak on Harris ers chapt Prof. also are mistakes, adds There theory and the preventing 's for Weyl capacit,y great (including its logic, with pressing need for a science which and electromagnetism of Rainich and Wheeler). The no contribution to the ely to already-unified theory to do, nam ex. supposed ind is excellent has an eats of what organization printed and tr is beautifully thinking. Ethically, book set up tho forms and principles of effort C. w. KILMISTER human of heights the at is only it says, author the as vast complexity, aberrations can occur that, due to such he THE SUN object kill the tends to man that is still true all. It at es. lov defend A Star Called the Sun to written which these two books are thesis The of contrasts-is best summed up By Dr. George Gamow. Pp. xiii+208. (London: --essentially a study Co., Ltd., 1965.) 35s. net. Philosophy" Macmillan and Lady which "My words the in metaphorically the on book new entirely an written has in A.D. R. GAMOW Pavia used to console Boetius in his prison cell at of and Death work "The Birth his earlier 524. She said to him, "I will show thee the way which Dsubject of advances the of account an incorporated has ", and Sun ence. the useful sci thee home", which is good and shall carry e interim. th in which have occurred solar research will give thy mind wings to be raised in But she added, "I F. I. G. RAWLINS The book begins with a survey of man's attempts is metaphysics. aloft", which the far how questions as answer such ages to through the hot. Then how and is it large Earth, how from the is Sun tells us it what spectn1m and solar the on TEACHING RELATIVITY follow chapters of the Sun, the turbulent solar about the composition interior. hot its and corona, its e and atmospher its Introduction to General Relativity surface, erior ey to the inf his journ on Dante By R. Adler, M. Bazin and M. Schiffer. (International We are reminded of en glass to cool me into molt would have cast 451. (New regions: "I xv+ Physics.) Pp. Applied e and Pur in Series London and Sydney: McGraw-Hill Book me, when I enter'd, so intense raged the conflagrant York, Toronto, stellar energy at er analysing the sources of Company, 1965.) I00s.; 12·50 dollars. mass". Aft a star, the author compares e life of th es of erent stag diff such widely the nature of and explores a popular and become stars has with other relativity Sun ENERAL esult the ae, the a r and supernov years. As dwarfs past 20 white the giants, in as red subject old ones Gunderstood books on the subject, glamorously". The last section of the en a large number of stars that "die there have be and least work, at original shows that collections of stellar families, them presenting on the origin of some of from one book, planetary subject possess whole may view of the Milky Way a in the ers presenting e billion stars oth view. The present book differs from on like that of our Sun (an American billion is a point of ems particular a syst is an expert in this being Synge) in Dr. Gamow of that million). perhaps thousand books (except recent all lectures, the sections genuine text-book. It is based on a course of the branch of astrophysics and, as is expected, of stars are of decay aim and Schiffer. The evolution by the ersity, with Univ that deal Stanford at given mathematicians and fascinating. of conviction, attention with the tten direct wri to both accurate, was authors provide physics to fundamental concerning simultaneously ents and statem research his of of field Some a fruitful to period' o 'decay example, th power- happy. For physicists with a simple introduction into the are not always so the in general relativity. en as 1,840 years, and two pages ful mat,hematical methods used [sic] of radium is giv © Nature Publishing Group1965
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