The Real Line as a Metric Space

[@cccookie4978]

A proof of the triangle inequality: Use the fact that |x|

[@abdulrehmanbilal958]

That's quite amazing

[@paesanng]

Please do Calculus of Variations.

[@xiaohuiwang4200]

amazing! you are majoring in medicine, right? how come your math is so good!!

[@kristiehouse6664]

good video