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Sec.6.5 - Where to Sit at the Movies

Applied Project in Sec.6.5, Calculus by Stewart Chinese version 電影院要坐哪? A movie theater has a screen that is positioned $3$m off the …
Last updated on Jan 6, 2021 1 min read Calculus

Sec.6.5 - 電影院要坐哪?

Applied Project in Sec.6.5, Calculus by Stewart English version Where to Sit at the Movies? 有家電影院的螢幕高10米且離地3公尺，第一排的位子距離螢幕3公尺且每排間隔1公尺，座位 …
Last updated on Jan 6, 2021 2 min read Calculus

Sec.11.11 - Radiation From The Stars

Applied Project in Sec.11.11, Calculus by Stewart Chinese version 恆星的輻射 Any object emits radiation when heated. A blackbody is a system …
Last updated on Jan 6, 2021 2 min read Calculus

Sec.11.11 - 恆星的輻射

Applied Project in Sec.11.11, Calculus by Stewart 英文版請見 Radiation From The Stars 任何物件在被加熱時會散發輻射. 而 黑體 則是一個會吸收所有經過他的輻射的一個系統. 舉例來說, 一個表面黑 …
Last updated on Jan 6, 2021 3 min read Calculus

Sec.8.3 - Complementary Coffee Cups

Applied Project in Sec.8.3, Calculus by Stewart 英文版請見 Complementary Coffee Cups 假設你選擇了兩種形狀的咖啡杯，一種向外彎曲，另一種向內彎曲，你會注意到它們具有相同的高度，並且形狀可以緊密地貼
Last updated on Jan 6, 2021 1 min read Calculus

Sec.9.3.2 - Which is faster, going up or going down?

Applied Project in Sec.9.3, Calculus by Stewart Chinese version: 上升快，還是下降快? Suppose you throw a ball into the air. Do you think it …
Last updated on Jan 6, 2021 2 min read Calculus

Sec.9.3.2 - 上升快，還是下降快?

Applied Project in Sec.9.3, Calculus by Stewart 英文版請見 Which is faster, going up or going down? 假設你在空氣中將一顆球向上拋。你認為球從地表到最高高度和從最高處落回地面哪一個所 …
Last updated on Jan 6, 2021 2 min read Calculus

Sec.4.1 - 彩虹的微積分學

Applied Project in Sec.4.1, Calculus by Stewart 英文版請見 The Calculus of ranbows 當陽光照射到半空中的雨滴，光線被散射就會形成彩虹。彩虹自古以來就被人類著迷著，且早在亞里士多德時代以來激發許
Last updated on Jan 6, 2021 3 min read Calculus

Sec.4.1 - The Calculus of ranbows

Applied Project in Sec.4.1, Calculus by Stewart Chinese version: 彩虹的微積分學 Rainbows are created when raindrops scatter sunlight. They …
Last updated on Jan 6, 2021 2 min read Calculus

Sec.4.7 - 飛機和鳥：能量最小化

Applied Project 2 in Sec.4.7, Calculus by Stewart 英文版請見 Planes and birds: Minimizing energy 像雀科這樣的小鳥滑翔時，會在拍打翅膀和保持翅膀折疊之間進行交替。在這裡，我們觀察這種現 …
Last updated on Jan 6, 2021 2 min read Calculus