Wanting to learn more about human anatomy, he secretly performed autopsies in the hospital (Santo Spirito Monastery).
As a token of his gratitude, Michelangelo carved a wooden crucifix for the monastery, which is the only polychrome wooden sculpture in the artist's oeuvre.
Tesla was a capable, bright student able to perform integral calculus by memory.
Of course, this aroused the disbelief of his teachers, who thought he was cheating. Finally, however, he finished his education scheduled for four years in three.
Napoleon is also traditionally credited with a geometric theorem known as Napoleon's theorem, declaring that the orthocenters of equilateral triangles built on the sides of any triangle are the vertices of the equilateral triangle.
However, there is no evidence of Napoleon's contribution to formulating or proving this theorem.