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#9 - include
Reply +35
(09/13/2013) [-]
#82 to #9 - anon
Reply 0
(09/14/2013) [-]
Euler's formula
#43 to #9 - crazylance
Reply 0
(09/14/2013) [-]
I second this.



Pic unrelated.
#69 to #43 - darnhaz
Reply +1
(09/14/2013) [-]
Thirded.


Pic also unrelated.