3220
3221
3222
Birkhoff, George David
4881-4491
Collected mathematical papers
New York
Dover Publications
]1968[
3v.: ill., ports
Reprint of the 1950 ed
"The publications of George David Birkhoff, 1904-1946": v. 3, p. 883-897
Includes bibliographical references
George David Birkhoff
، Mathematics
QA
3
.
B57
1968
AU
TI
CL
CL
CL
