增减字母法
发表于 2025-3-25 05:46:49
https://doi.org/10.1007/978-1-4471-0325-7Area; Congruence; General Mathematics; Geometry; polygon
小卷发
发表于 2025-3-25 10:41:12
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河潭
发表于 2025-3-25 14:48:59
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angina-pectoris
发表于 2025-3-25 16:45:58
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Rodent
发表于 2025-3-25 21:10:56
Quaternions and Octonions,We have all seen how useful complex numbers are for describing isometries of the plane. We will now look at the quaternionic numbers and how useful they are for describing rotations of ℝ.. Indeed computer-game programmers have taken to using quaternions as a quick way to turn the picture round when heroes need to defend themselves.
Outspoken
发表于 2025-3-26 01:58:30
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Angioplasty
发表于 2025-3-26 07:43:06
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预兆好
发表于 2025-3-26 10:37:21
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ABYSS
发表于 2025-3-26 14:49:32
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Minatory
发表于 2025-3-26 19:54:47
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