374 citations · 387 across the 5 of their papers we have counts for
5 papers
Gravitational Machines
Freeman J. Dyson
A gravitational machine is defined as an arrangement of gravitating masses from which useful energy can be extracted. It is shown that such machines may exist if the masses are of…
SanD primes and numbers
Freeman J. Dyson, Norman E. Frankel, Anthony J. Guttmann
We define S(um)anD(ifference) numbers as ordered pairs such that the digital-sum We consider both the decimal and the binary case. If both and $m+Δ…
Lehmer's Interesting Series
F. J. Dyson, N. E. Frankel, M. L. Glasser
The series $$S_k(z)=\sum_{m=1}^{\infty}\frac{m^kz^m}{(\{array}{c} 2m m \{array})}$$ is evaluated in non-recursive closed and analytically continued beyond its domain of convergence…
1951 Lectures on Advanced Quantum Mechanics Second Edition
Freeman J. Dyson
The legendary 1951 Dyson Lectures on Advanced Quantum Mechanics are finally LaTeXed, with thorough annotations and an index as an added bonus. See the Typist's Afterward preceding…
The Oklo bound on the time variation of the fine-structure constant revisited
Thibault Damour, Freeman Dyson
It has been pointed out by Shlyakhter that data from the natural fission reactors which operated about two billion years ago at Oklo (Gabon) had the potential of providing an extre…