Dr Eugenia Cheng --no advice please-- (@dreugeniacheng) 's Twitter Profile
Dr Eugenia Cheng --no advice please--

@dreugeniacheng

Pure Mathematician+pianist. Grieving involuntary childlessness. Author: "Is Math(s) Real?" 2023 etc. Speaking Engagements via HSB: [email protected]

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linkhttps://www.eugeniacheng.com calendar_today25-02-2013 19:31:45

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Dr Eugenia Cheng --no advice please-- (@dreugeniacheng) 's Twitter Profile Photo
Dr Eugenia Cheng --no advice please--
@dreugeniacheng

2 years ago

Today in class we thought about music notes going round in circles and turned it into this universal covering space of the punctured disk. Each student started with one wheel of notes, then they joined them in pairs...then the pairs joined with other pairs, and so on...

Today in class we thought about music notes going round in circles and turned it into this universal covering space of the punctured disk. Each student started with one wheel of notes, then they joined them in pairs...then the pairs joined with other pairs, and so on...