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/sci/ - Science & Math


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10292690 No.10292690 [Reply] [Original]

Does \mathbb{R}^2=\mathcal{P}(\mathbb{R}^2)

>> No.10292701

>>10292690
Apt image for this thread

>> No.10292707

>>10292690
Is the P for projective space or the set of subsets?
No either way.

>> No.10292709

>>10292690
[math] \mathbb{R}^2=\mathcal{P}(\mathbb{R}^2) [/math]

how about you tell us what P is you retarded nigger

>> No.10292745

>>10292707
>>10292709
power set/set of all subsets

I'm kinda confused why R^2 != P(R^2)

>> No.10292759

>>10292745
wait nvm i understand

P(R^2) = { empty set, ... the set of every single point on R^2 ... the set of all the combinations of every single point on R^2, and R^2}

r-right?

>> No.10292788
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10292788

>>10292690
>[math](0, 0) \in \mathbb{R}^2[/math]
>[math]{(0, 0)} \in \mathcal{P}(\mathbb{R}^2)[/math]
>what is set equality

>> No.10292790
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10292790

>>10292690
correction [math]\{(0, 0)\} \in \mathcal{P}(\mathbb{R}^2)[/math]

>> No.10292795

>>10292690
not equal, not in bijection