Hacker News new | past | comments | ask | show | jobs | submit
> No one has yet found any war-like purpose to be served by the theory of numbers or relativity or quantum mechanics, and it seems very unlikely that anybody will do so for many years.

G.H.Hard. Eureka, issue 3, Jan 1940

Less than 100 years later, we stand waiting for nuclear bombs guided by GPS to be launched when the authorization cryptographic certificate is verified.
Nuclear weapons (based on quantum mechanics and special relativity) were used less than 6 years after that quote.
And number theory was critical to breaking enigma. So they were all used within 5 years.
Was it? My understanding was that they didn’t use number theoretic approaches.
loading story #41854569