What's your favorite function? Mine is the Gamma function.

1 -> 2

[math] f(x) [\math] is my favorite function.

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>>8904324
Functions are lame.

>>8904331
I'm glad this does happen to other people too...

>>8904324
psi

>>8904324
Yeah, I bet you fucking hipsters
I liked that function back when it was still f(n) = n!

>>8904377
you know that an implicit function is still a function, right?

strcpy()

[math] x \mapsto \dfrac {1} {1+x^2} [/math]

digamma mofos

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The error function.

Inb4 eng fag

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involutes are nice

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I like this group of similar functions. It has a nice relation to Φ and φ

W lambert function

Identity

[eqn]
\cos x + i \sin x
[/eqn]

>>8904603
/thread

>>8904421
its clearly not though

>>8904730
I like this one too, not sure what my favorite is though

if you want you can also post operators that you like, I just want to make a friendly thread

The zero map. The most important function in math.

>>8904753
there's one value for every input (x,y)

How to learn calculus fast? for the end of the month, just functions and derivatives

>>8905091

but it destroys information!

>>8905304
information is gay

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>>8904418
>I bet
there is no wagering at 4chan, Grandpa

>>8905215

what? that doesn't even make any sense. what is the value of (0,0) for example?

>>8905779
false

>>8904377
This is a function f: R2 -> B
Get fucked

>>8905816

if you have to specify additional rules to make the mapping clear, then it wasn't well defined in the first place.

dirac delta