What are some examples of generalizations to higher dimensions which do not hold?
49766
Examples of results failing in higher dimensions
59422
Gravity in other than 3 spatial dimensions and stable orbits
129227
An example of neither open nor closed set
88714
Are there more general spaces than Euclidean spaces to have the Heine–Borel property?
123430
Can a topological manifold be non-connected and each component with different dimension?
147310
How does one prove that the Klein bottle cannot be embedded in $R^3$?
22750
What are examples of functions that are $L^1$ but not $L^2$ and vice versa?
98391
example of a nonempty subset is closed under scalar multiplication but not a subspace
109027
example of a non differentiable manifold
25874
Showing that a certain map is not flat by explicit counterexample
34520
Is $0\,\mathrm{m}$ dimensionless?
70332
Is there a third dimension of numbers?
31392
Examples and Counterexamples of Relations which Satisfy Certain Properties
64261
example of not surjective isometry on a bounded not closed set.
51480
How much of an $n$-dimensional manifold can we embed into $\mathbb{R}^n$?
45249
Pseudocompactness does not imply compactness
3810
When is a function a dimension?