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Title: Natural Numbers (Ordering)
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Series: Start Learning Numbers
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Parent Series: Start Learning Mathematics
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YouTube-Title: Start Learning Numbers 4 | Natural Numbers (Ordering)
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Bright video: https://youtu.be/xVEJPDVaQ8s
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Dark video: https://youtu.be/W1wITJIu0SI
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Ad-free video: Watch Vimeo video
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Forum: Ask a question in Mattermost
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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: sln04_sub_eng.srt missing
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Download bright video: Link on Vimeo
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Download dark video: Link on Vimeo
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Timestamps (n/a)
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Subtitle in English (n/a)
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Quiz Content
Q1: What is the correct definition for $n \leq m$?
A1: There is $k \in \mathbb{N}_0$ such that $n + k = m$.
A2: There is $k \in \mathbb{N}_0$ such that $n = m + k$.
A3: There is $k \in \mathbb{N}$ such that $n + k = m$.
A4: There is $k \in \mathbb{N}_0$ such that $n = m + k$.
Q2: The order relation $\leq$ satisfies three properties. Which ones?
A1: It’s reflexive, antisymmetric, and transitive.
A2: It’s reflexive, symmetric, and transitive.
A3: It’s antireflexive, symmetric, and transitive.
A4: It’s antireflexive, symmetric, and antitransitive.
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Last update: 2024-10
