-
Title: Compactness
-
Series: Manifolds
-
YouTube-Title: Manifolds 8 | Compactness
-
Bright video: https://youtu.be/PQK-_GDg9cY
-
Dark video: https://youtu.be/66TmyqsAfaA
-
Ad-free video: Watch Vimeo video
-
Quiz: Test your knowledge
-
Dark-PDF: Download PDF version of the dark video
-
Print-PDF: Download printable PDF version
-
Thumbnail (bright): Download PNG
-
Thumbnail (dark): Download PNG
-
Subtitle on GitHub: mf08_sub_eng.srt missing
-
Timestamps (n/a)
-
Subtitle in English (n/a)
-
Quiz Content
Q1: Let $(\mathbb{R},\mathcal{T})$ be the topological space given by the discrete topology. Is the set $[0,1]$ compact?
A1: Yes!
A2: No!
A3: There is not enough information to answer this question.
Q2: Let $(\mathbb{R},\mathcal{T})$ be the topological space given by the indiscrete topology. Is the set $[0,1]$ compact?
A1: Yes!
A2: No!
A3: There is not enough information to answer this question.
Q3: Let $(X,\mathcal{T})$ be a Hausdorff space and $A \subseteq X$ a closed set. Is $A$ compact?
A1: Yes!
A2: No!
A3: There is not enough information to answer this question.
-
Last update: 2024-10
