The personal Substack of mathematician Senia Sheydvasser, all about learning math and its applications.
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 68 | Founded | 9 months ago | Last Issue | 8 days ago |
| Active | |||||
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derangedmathematician.substack.comLatest Issues
Imposter Syndrome: An Intermission
Last time, we finished going through all of our general principles for proof-writing.
Logically, the next step might be to discuss how all of this works in practice—how do you step from one to the other, etc. And we will do that. But, befo...
Ultrafilters
In some ways, this is an aside to my article about how we gather evidence and come up with examples for studying mathematical structures and conjectures. But it can be read completely independently.
In that article, I gave some ideas about...
When All Else Fails
Last time, we took a little peek into how generalization and abstraction can be used as a problem-solving tool.
We are almost done with our principles for proof-writing. There are precisely two left:
- Retreat, and then advance.1 If a...
An Overview of Differential Geometry
Differential geometry has a reputation as something that
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many non-mathematicians want to learn (e.g., it is very relevant to physics, particularly general relativity), but
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is so expansive and in parts arcane that it is difficult...
The Power of Abstraction
Last time, we went over how to attack a problem by making things concrete: how to search for examples and counterexamples and extract information out of them.
This time, we’re looking at something that might seem diametrically opposite....
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Mathematician devoted to seeing the world learn.
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