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Title: Abelian Groups
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Series: Algebra
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YouTube-Title: Algebra 7 | Abelian Groups
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Bright video: https://youtu.be/LJgDoR2c1lU
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Dark video: https://youtu.be/OahAQKqwbGI
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Ad-free video: Watch Vimeo video
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Quiz: Test your knowledge
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Dark-PDF: Download PDF version of the dark video
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Print-PDF: Download printable PDF version
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Thumbnail (bright): Download PNG
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Thumbnail (dark): Download PNG
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Subtitle on GitHub: alg07_sub_eng.srt missing
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Timestamps (n/a)
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Subtitle in English (n/a)
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Quiz Content
Q1: Which of the following semigroups is not abelian?
A1: $\mathbb{Z}$ together with addition.
A2: $\mathbb{C}$ together with multiplication.
A3: $\mathbb{C}^{2 \times 2}$ together with matrix addition.
A4: $\mathbb{R}^{2 \times 2}$ together with matrix multiplication.
Q2: Which of the symmetric groups $S_n$ is not abelian?
A1: $S_1$
A2: $S_2$
A3: $S_3$
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Last update: 2024-11
