[DeepL Translation - needs review] In the 17th century, a mathematician left the enigmatic words: "I have a truly remarkable proof of this proposition, but the margin is too narrow to allow me to write it down. I have a truly astonishing proof of this proposition, but the margins are too narrow to allow me to write it down here," and so began the challenge of the greatest mathematical conundrum, Fermat's Last Theorem, which became so famous. This is an inspiring mathematical nonfiction book ...
