Évariste Galois
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Évariste Galois was a French mathematician and political activist. While still in his teens, he was able to determine a necessary and sufficient condition for a polynomial to be solvable by radicals,
A portrait of Évariste Galois aged about 15
The Cour d'honneur of the Lycée Louis-le-Grand, which Galois attended as a boy.
Augustin-Louis Cauchy reviewed Galois's early mathematical papers.
Battle for the Town Hall by Jean-Victor Schnetz. Galois, as a staunch republican, would have wanted to participate in the July Revolution of 1830 but was prevented by the director of the École Normale.
Paolo Ruffini
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Paolo Ruffini was an Italian mathematician and philosopher. Remembered chiefly for what is now known as the Abel–Ruffini theorem, Ruffini also made a major contribution to the theory of equations, dev
Teoria generale delle equazioni, 1799
