Pierre de Fermat
The life of Pierre de Fermat - Secret Double Life and Plague Career
Fermat's Last Theorem
No three positive integers fit this equation for \(n > 2\).
\[ a^n + b^n = c^n \]
Fermat's Principle
Light travels between two points along the path of least time.
\[ \delta \int_{A}^{B} dt = 0 \]
Sources: https://mathshistory.st-andrews.ac.uk/Biographies/Fermat/


