| Answer | Crossword Clue |
|---|---|
| EULER | Formulator of the quadratic reciprocity law |
| EULER | Formulator of the law of quadratic reciprocity |
| EULER | Discoverer of the law of quadratic reciprocity |
| GAUSS | He proved the Law of Quadratic Reciprocity |
| NEWTON | Formulator of the law of universal gravitation |
| NERNST | Formulator of the third law of thermodynamics |
