# Citations - Niels Abel

### Un article de Famous Quotes, la ressource libre de citations.

**Niels Henrik Abel** (1802 - 1829), mathématicien danois.

## Anglais

- If you disregard the very simplest cases, there is in all of mathematics not a single infinite series whose sum has been rigorously determined. In other words, the most important parts of mathematics stand without a foundation.