my2cents

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8

Geometric intuition for adjoint

Dec 14, 2021

4

Is there any way to refer to a function $f$, without defining $f$?

Aug 12, 2021

3

What's so special about the number 24 in the definition of the Ramanujan tau function?

Dec 3, 2022

2

Are unitarily and orthogonally diagonalizable equivalent over the complex numbers $\mathbb{C}$?

Dec 14, 2021

2

Can we define $\ln(x)$ as a solution of $\frac{d}{dx}(f(x))=\frac{1}{x}$?

Sep 4, 2020

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2

Is there any way to refer to a function $f$, without defining $f$?

Aug 12, 2021

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functions

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linear-algebra

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+20

What's so special about the number 24 in the definition of the Ramanujan tau function?

+2

Do direct sums commute with colimits?

+10

Is there any way to refer to a function $f$, without defining $f$?

+10

Is there any way to refer to a function $f$, without defining $f$?

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