Von Neumann and lattice theory
Garrett Birkhoff · Bulletin of the American Mathematical Society · 1958
von Neumann, 1903-1957 which appears on page 1 of this volume.2 Another survey of von Neumann's work on continuous geometry, by Israel Halperin, will appear in a Hungarian journal.I have borrowed freely from this source, and am also indebted to I. Kaplansky and S. Ulam for helpful comments.