骄傲
发表于 2025-3-28 15:05:10
Exotic Connections,. However, the next logical extension of the same idea gave the Greeks a treasured geometrical concept, and a beautiful number to be handed down through the ages for our enjoyment today. To find this number, we only have to ask: what happens if, instead of a square, we consider a rectangle with side
带来的感觉
发表于 2025-3-28 19:16:30
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极大的痛苦
发表于 2025-3-29 01:53:12
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Anecdote
发表于 2025-3-29 06:23:18
Primes and Secret Codes,e sent is called a . (also called the .). The sender alters this message by . it or creating a . which cannot be read by any unauthorized person (an intruder or spy) who may intercept it. This cipher is transmitted to the receiver who . the ciphertext, changing it back into the original message. Thi
愤怒事实
发表于 2025-3-29 10:21:51
The Remarkable Ramanujan,r staff positions within the department, he liked to ask them to name their favorite 20th century mathematician. In most cases, he was disappointed to report, the candidates simply stared at him, unable to think of a single modern mathematician. If we take a moment to consider this reaction, we will
Myocarditis
发表于 2025-3-29 15:07:33
,Goldbach’s Conjecture,oldbach was a German mathematician who became professor of mathematics in 1725 in St. Petersburg, Russia. Three years later he traveled to Moscow to tutor Tsar Peter II. Goldbach traveled about Europe during his career and met a number of talented mathematicians, among them Leonhard Euler. Along wit
圣歌
发表于 2025-3-29 16:29:30
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清唱剧
发表于 2025-3-29 20:46:35
Into the Stratosphere,know if an infinity of twin primes exist, if either the Goldbach Conjecture or Riemann hypothesis is true. Many of us believe that given enough time and work, all these questions can be answered. Yet, is that the case? Given a statement in mathematics, can we say it is always possible to either prov
contrast-medium
发表于 2025-3-30 01:52:41
Calvin C. Clawson LiCoO. is used as the positive mass of the battery, whereas pure lithium is plated onto the current collector of the negative mass when the battery is charged. The electrolyte used mainly contains LiAlCl. and SO.. Due to the high electrolyte conductivity and the high lithium-ion concentration in th
gregarious
发表于 2025-3-30 04:12:38
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