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seen Apr 3 at 18:27

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awarded  Notable Question
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14
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Nov
3
revised Three old chestnuts in elementary geometry: is there a unified perspective?
edited body
Nov
3
comment Three old chestnuts in elementary geometry: is there a unified perspective?
My apologies, the angle should be $\angle EDB$. Fixed.
Nov
3
asked Three old chestnuts in elementary geometry: is there a unified perspective?
Oct
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accepted Best books in the genre “______ for Mathematicians”
Dec
28
asked Motivating complex structure on $\mathbb{R}^2$
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Nov
27
accepted Geometric interpretation for complex eigenvectors of a 2x2 rotation matrix
Nov
20
asked Geometric interpretation for complex eigenvectors of a 2x2 rotation matrix
Sep
12
comment How to calculate $\lim \limits_{n \to \infty}(1 +\frac{a}{n})^n$?
What definition do you know for $e$? Do you know the value of $\lim (1+\frac{1}{n})^n$?
Jul
9
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Feb
22
comment If $A,B\in M(2,\mathbb{F})$ and $AB=I$, then $BA=I$
The downvote was from me. Though what you have written is mathematically correct, it does not answer the OP's question as stated.
Feb
20
awarded  Nice Question