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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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