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Justin Time
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17 Dec 2025, 1:14 pm

General relativity


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Justin Time
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17 Dec 2025, 1:26 pm

Homotopy


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BTDT
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17 Dec 2025, 9:54 pm

Imaginary numbers



Justin Time
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18 Dec 2025, 12:17 am

Julia set


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Justin Time
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18 Dec 2025, 10:19 am

Klein.

https://en.wikipedia.org/wiki/Felix_Klein?wprov=sfla1
Clearly did a lot more than invent a bottle.


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BTDT
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18 Dec 2025, 4:58 pm

logarithmic function



Carbonhalo
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18 Dec 2025, 10:15 pm

COTOTIENT

The complement to the totient

The cototient of n is defined as:

n−ϕ(n)

Where ϕ represents the Euler function (totient)



Justin Time
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19 Dec 2025, 4:01 am

BTDT wrote:
logarithmic function

Mersenne prime


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BTDT
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19 Dec 2025, 4:17 am

Numbers



Justin Time
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19 Dec 2025, 6:16 am

occams razor.


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BTDT
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19 Dec 2025, 9:49 am

polar coordinates



Justin Time
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19 Dec 2025, 10:30 am

Quadrilateral


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gwynfryn
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19 Dec 2025, 11:21 am

Justin Time wrote:
occams razor.

This is mathematical?


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BTDT
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19 Dec 2025, 12:02 pm

Rounding rules



Justin Time
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19 Dec 2025, 12:21 pm

Set of all sets. A concept that leads to paradoxes


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BTDT
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19 Dec 2025, 7:55 pm

Transcendental numbers