Volume 18, Issue 4 | Communications in Mathematical Physics

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Volume 18, Issue 4

December 1970

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6 articles in this issue

On quadratic first integrals of the geodesic equations for type {22} spacetimes
Martin Walker
Roger Penrose
OriginalPaper Pages: 265 - 274
On the validity of ward identities
P. Stichel
OriginalPaper Pages: 275 - 290
On the mathematical description of quantized fields
R. Ascoli
G. Epifanio
A. Restivo
OriginalPaper Pages: 291 - 300
The conservation of matter in general relativity
Stephen Hawking
OriginalPaper Pages: 301 - 306
Ultralocal scalar field models
John R. Klauder
OriginalPaper Pages: 307 - 318
Non-factor quasi-free states of the CAR-algebra
J. Manuceau
A. Verbeure
OriginalPaper Pages: 319 - 326