INDEX 1101
208n, 244, 288n, 301, 313, 323n, 359n, 385,
407n, 413n, 426n, 429n, 458, 536n, 562n,
578n, 606, 633n, 641n, 654n, 662n, 690n,
694n, 727n, 733, 734n,
961
AE:
degenerate boundary
conditions,
discus-
sion with
on, 413;
mass
horizon,
discus-
sion with
on, 720;
relativity
of
inertia,
dis-
cussion with
on, 351,
352-353, 357-358,
359-360, 414-416, 421-423, 427-428,
434,
466-467, 472-473, 475-476,
478-
479, 485,
496-497,
501-502, 712-713,
720; singularities,
discussion with
on,
354-355,
720
on
astronomers
and
astrophysics,
322-323,
606n
Astrophysical
Observatory, on
candidates for
directorship
of,
322-324
Ehrenfest, Paul,
presents
lecture at
gravita-
tion
colloquium of,
536
on
ether,
303n
finite universe
of,
415
on
Galilean
space,
302n
general relativity: publishes
in
England
on,
323, 350n, 357, 359, 383, 413;
works
on,
347
on gravitational
waves,
302n
Hartmann, Johannes,
on
abilities
of,
322
Hertzsprung, Ejnar, on
abilities
of,
322
ill with
tuberculosis,
390,
411,
421,
427,
432,
468,
476
Kustner, Friedrich,
on
abilities
of,
322-323
Ludendorff, Hans,
on
abilities
of,
322
on mass
distribution in
universe,
inhomo-
geneous,
428
mass point,
field
of,
priority
in
giving
first-
order metric
for,
302n
on
motion:
lunar, 302, 303n;
planetary,
303n
Müller, Gustav,
on
abilities
of, 323,
413
spectral
lines,
on identifiability
of, 358,
413
violetshift,
on
lack
of,
413
Slithering rod,
632,
640,
749
Slocum,
Frederick (1873-1944),
gravitational
light
deflection
by
Jupiter, supports
investi-
gation
on, 216n,
470
Smoluchowska-Baraniecka,
Zofija:
514n; AE,
thanks
for
condolence
of, 549,
visit
to in
Prague,
550
Smoluchowski,
Marian
von
(1872-1917):
231,
265n,
801;
AE,
visit
to
in
Prague,
514n;
char-
acter
of, 514, 550;
death
of, 514, 561;
musical
taste
of, 550;
University
of
Vienna,
invited
to, 264;
Wolfskehl lectures
of,
291
Social Democratic
Party:
Austrian, 395n;
German
Majority,
629, 919, 944n, 946n,
947n, 965n;
German
Independent,
947n;
Swiss, 442n,
942n
Socialist
government
for
Germany,
964
Solar
eclipse expeditions.
See German solar
eclipse expedition
of
1914;
German solar
eclipse expedition
of
1919
Solid
body
in
general relativity,
934-935, 951
Solvay Congress:
first, 7n, 561;
second:
20n,
66n, 156,
157n,
175
Solvay Institute,
915
Sommerfeld,
Arnold
(1868-1951):
132, 147, 191,
195,
206, 216, 255,
386n,
425n, 436,
561,
569,
601,
621,
622,
626,
688, 712, 733, 738, 775, 858n,
962
abilities
of,
627
atomic
structure,
writes
popular
book
on,
783,
957
Deutsche
Physikalische
Gesellschaft,
chair-
man
of, 781,
lecturers
for, recruits,
784
electron
mass,
on velocity-dependence
of,
913
Entwurf
theory, reception
of
by,
154
letter
to Kleiner, Alfred,
638n
letter
to
Weyl,
Hermann,
839n, 880n,
956n
on
Lothar
Meyer curve,
671
Planck
celebration,
presents
lecture
at, 628,
647,
672
quantum
statistics,
on
foundations
of,
957-958
quantum theory
of,
464-465,
468,
478
spectroscopy,
achievements
of
in,
326,
627
unified field
theory
of
Weyl, accepts,
879,
956n
University
of
Ghent,
presents
lectures
at,
701
Usener, Hans,
criticizes
book
of,
837-838
X-ray spectra
of, theory of,
784n
Sorbonne, 7n, 74n,
202n
Sound
detection, distant, 638n,
760n
Space:
absolute, 358, 639; characteristics of,
lack
of, 240; curved, 553, 556; Galilean, 302,
314,
498; Newtonian, 499;
physical reality
of,
241
Space
and time:
absolute, 352, 631;
difference
between,
72-73,
objective meaning
of, 348,
388;
physical reality
of, 214,
221
Space-time: geometry
at
large,
393,
414-416,
417n,
421-422,
425, 427-428, 432,
435,
439,
466-467, 472-474,
475-476,
478-479,
485,