| Answer | Crossword Clue |
|---|---|
| RENE | Mathematician-philosopher Descartes |
| RENE | Mathematician Descartes |
| RENE | Descartes the mathematician |
| RENE | Philosopher Descartes |
| RENE | Philosopher Descartes. |
| BLAISE | Mathematician-philosopher Pascal |
| RUSSELL | British philosopher-mathematician |
| RUSSELL | British mathematician-philosopher |
| RUSSELL | Mathematician, philosopher, writer. |
| PASCAL | French philosopher-mathematician (1623-62). |
| PASCAL | French mathematician and philosopher Blaise |
| BERTRANDRUSSELL | Noted 20th-century mathematician, philosopher and pacifist |
| LEIBNIZ | Mathematician-philosopher Gottfried who espoused the phrase "best of all possible worlds" |
| LEIBNIZ | Mathematician and philosopher who coined the phrase "the best of all possible worlds" |
