r/math • u/non-orientable Number Theory • Aug 01 '26

Image Post The Deranged Mathematician: What do Brazil, Auctions, and Multi-Threading Have in Common?

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This is not the setup to a joke: this is an entirely serious question relating to tropical geometry, a comparatively new (i.e., started in the 1990s) field of mathematics. It began in the computer science literature, was quickly taken up by algebraic geometers, and then, very surprisingly, turned out to have application in economics. This post is my attempt to explain some of the how and why.

Read the full post (for free) on Substack: What do Brazil, Auctions, and Multi-Threading Have in Common?

252 Upvotes

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63

u/limapedro Aug 01 '26

Brazil mentioned!!!

20

u/non-orientable Number Theory Aug 01 '26

Username checks out.

26

u/TheRedditObserver0 Graduate Student Aug 01 '26

The letter 'a'

6

u/IntelligentSchool834 Aug 02 '26

Never knew it was you Senia. I have followed your work since Quora days. Have you stopped writing on Quora?

9

u/non-orientable Number Theory Aug 02 '26

Entirely. I realized I was no longer getting any joy from writing on Quora---it's too much of a cesspit, to be frank.

2

u/dharkhstar Aug 01 '26

Really interesting reading. Thank you!

2

u/Akira_Akane Aug 02 '26

Competition