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Topological Scaffolding
As seen in Geometry of Data, we can construct a scaffolding to explain mathematics
- Set
- These are the base of mathematics
- Space
- Sets with some structure
- Topology
- Space by virtue of defining open-sets
- Metric
- A subset of Topology where a function called metric is defined and gives a metaphorical distance
- All metric spaces induce a valid topology
- All topologies don’t automatically have a valid metric
- We only care about topologies with a metric
- Hausdorff Space
- A subset of topologies with disjoint neighborhoods
- Manifolds
- Hausdorff spaces which are locally euclidean
- Differentiable Manifold
- A manifold with an atlas that defines smoothness
- Riemannian Manifold
- Differentiable manifold with a Reimannian metric defined