582 DOC. 26
COMMENTS ON DOC.
13
Published
as a
supplement to
Einstein and Grossmann
1914a,
the version of Einstein and
Grossmann 1913
(Doc. 13),
published
in
Zeitschrift
für
Mathematik und
Physik
62
(1914):
260-261. Published
30
January
1914.
[1]See
Einstein and Grossmann
1913 (Doc.
13), §§5, 6.
[2]The
following
is
the
first
publication
of the so-called "hole
argument;"
for historical
discussions,
see
Stachel
1989, sec. 3;
Norton
1984, sec. 5;
and the
editorial
note,
"Einstein
on
Gravitation
and
Relativity:
The Collaboration
with
Marcel
Grossmann,"
pp.
297-298.
[3]For
an important
clarification of
the
significance
of the
preceding equations, see
Einstein
1914e
(Doc. 25), p.
178,
fn.
1.
[4]See
Einstein and Grossmann
1913 (Doc.
13),
p.
17.
For Einstein's
use
of conservation
laws
in
order
to
justify
the
restricted covariance of his
field
equations, see
Einstein
to
H.
A.
Lorentz,
16 August
1913
(Vol.
5,
Doc.
470);
Einstein
to
Paul Ehrenfest,
before
7
November
1913
(Vol. 5,
Doc.
481);
Einstein
1914g
(Doc.
16), p.
289;
Einstein 1913c
(Doc.
17), p.
1258;
and
Einstein
1914e
(Doc. 25),
p.
178.
[5]See
also Einstein
to Paul Ehrenfest,
second half of November
1913
(Vol. 5,
Doc.
484),
for
a
discussion of these
geometrical implications
of the restricted covariance of Einstein's
field
equations.
[6]The following
equations
first
appeared
in
Einstein 1913c
(Doc.
17), §7.
[7]See
Einstein 1913c
(Doc.
17), §3.