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【科學史沙龍】蔡宜洵|虛幻乎? 真實乎? ---談虛數的幻與真 20150303

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Published on Mar 18, 2015

曾對虛數困惑過嗎? 虛數有真實性嗎? 中學的幾堂關於虛數的課,你相信了?人類花了三百年才不得不接受的”數”, 它的本體解碼了嗎? 在科幻世界裡,人們可藉額外維度以恣意穿梭於宇宙時空;而在數學世界裡,有古典名言 “連結實數世界裡兩個真理的最短路徑,是通過虛數”,並非科幻之談。我們將走一趟虛數的奇幻之旅,與史上最頂尖的數學家歐拉, 高斯, 柯西, 黎曼同遊,聽他們談對於虛數的愛與恨,品味一下 “虛數, 虛數, 多少的學問假汝之名而行”! (註: 演講少許段落有用微積分)

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