User:Berfito~enwiki

This user is from Earth .

This user comes from Chile .

es Este usuario tiene el español como lengua materna .

en-2 This user can contribute with an intermediate level of English .

00:00 This user uses 24-hour time .

This user had a flux capacitor seized by the FBI.

This user is a university student.

MATH This user's favorite subject is Mathematics .

This user uses Wikipedia as a primary point of reference.

This user contributes using Firefox .

This user still enjoys playing
games on the NES .

${\displaystyle \int \limits _{a}^{b},円}${\displaystyle \int \limits _{a}^{b},円} This user knows the difference between an integral and an antiderivative ; and so should you! ${\displaystyle \int ,円}${\displaystyle \int ,円}

${\displaystyle 0.{\bar {9}}}${\displaystyle 0.{\bar {9}}}=1 This user knows that 0.999... is exactly 1 , but acquired a migraine learning it.