| Answer | Crossword Clue |
|---|---|
| EULER | Calculus pioneer Leonhard |
| EULER | Swiss calculus pioneer Leonhard |
| EULER | Calculus innovator Leonhard |
| EULER | Calculus pioneer |
| EULER | Swiss calculus pioneer |
| EULER | Integral calculus pioneer |
| EULER | Pioneer in calculus |
| EULER | Pioneer in calculus notation |
