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月赏红叶 太阳当空照
热度 1 2023-10-9 10:25
个人分类: 2024-魔方和自然|1443 次阅读|2 个评论 热度 1
秋高 照片爽
热度 1 2023-10-7 12:07
先给 浮云 戴上大红花 这是秋天的麒麟草 最高的麒麟草 右上角,有一只熊蜂,花的左下角也有一只熊蜂(在麒麟草的后面) 这是野生的苹果树,像是葡萄一样,野生苹果也串在一起生长(树很高) 果子不大,但是真正的累累(这树就生长在路边,这路也来来回回走了好几年了,今年才看见苹果) 也就是说 ...
个人分类: 2024-魔方和自然|1413 次阅读|2 个评论 热度 1
Megaminx = Ih Point Group: (5): D[5^1]
2023-9-28 10:34
D indicates a C5 operation, with the normal line of the face D as the axis, rotating 72° counterclockwise. This is the definition in the textbook. In this video, D can rotate the triangle on the face W to the face C, while the other cubies are unchanged. At the same time, the three corner cu ...
个人分类: 2024-魔方和自然|672 次阅读|没有评论
Megaminx = Ih Point Group: (4): C[5^1]
2023-9-14 10:09
C indicates a C5 operation, with the normal line of the face C as the axis, rotating 72° counterclockwise. This is the definition in the textbook. In this video, C can rotate the triangle on the face W to the face B, while the other cubies are unchanged. At the same time, the three corner cu ...
个人分类: 2024-魔方和自然|810 次阅读|没有评论
Megaminx = Ih Point Group: (3): B[5^1]
2023-9-9 13:48
B indicates a C5 operation, with the normal line of the face B as the axis, rotating 72° counterclockwise. This is the definition in the textbook. In this video, B can rotate the triangle on the face W to the face A, while the other cubies are unchanged. At the same time, the three corner cu ...
个人分类: 2024-魔方和自然|1110 次阅读|1 个评论
Megaminx = Ih Point Group: (2): A[5^1]
2023-9-2 13:11
A indicates a C5 operation, with the normal line of face A as the axis, rotating 72° counterclockwise. This is the definition in the textbook. In this video, A can rotate a triangle on face A with 72°, while the other cubies are unchanged. First, hold the Megaminx in the Cartesian coordinat ...
个人分类: 2024-魔方和自然|996 次阅读|没有评论
Megaminx = Ih Point Group: (1): W[5^1]
2023-8-26 13:03
https://youtu.be/10NEommZZWQ?si=z-EoNDj6ON9gz7__ © Damaohudong @Damaohudong W indicates a C5 operation, with the normal line of face W as the axis, rotating 72° counterclockwise. This is the definition in the textbook. In this video, W can rotate the triangle o ...
个人分类: 2024-魔方和自然|894 次阅读|没有评论
五魔方Megaminx数学第1步:Loop循环(3)
2023-6-26 09:41
Oh点群的魔方表示:操作序列就是点群元素 Oh点群的魔方表示:操作序列就是点群元素_哔哩哔哩_bilibili 五魔方Megaminx数学第1步:Loop循环(3)_哔哩哔哩_bilibili Ih点群的五魔方表示(未来将推出) 作为五魔方数学的第 1步,先介绍 Loop 循环。这是最简单的开头。这些循环可用于五魔方的复 ...
个人分类: 2024-魔方和自然|1259 次阅读|没有评论
五魔方Megaminx数学第1步:Loop循环(2)
2023-6-19 13:21
五魔方 Megaminx 数学第 1 步: Loop 循环( 2 ) 作为五魔方数学的第 1步,先介绍 Loop 循环。这是最简单的开头。这些循环可用于五魔方的复位。 从对称性角度看,正 20 面体有 12 个顶点,对应正 12 面体的 12 个面,因此,垂直五边形并且过 12 面体中心的直线就是五次轴。正 20 面体有 20 个面 ...
个人分类: 2024-魔方和自然|1353 次阅读|没有评论
五魔方Megaminx数学第1步:Loop循环(1)
2023-6-12 10:35
五魔方Megaminx数学第1步:Loop循环(1)_哔哩哔哩_bilibili
个人分类: 2024-魔方和自然|1193 次阅读|没有评论

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