# Singmaster's conjecture

> English word · Proper noun

## Definitions
1. A conjecture in combinatorial number theory, stating that there is a finite upper bound on the multiplicities of entries in Pascal's triangle (other than the number 1, which appears infinitely many times).

## Etymology
Named after the British mathematician David Singmaster, who proposed it in 1971.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/singmaster-s-conjecture