cab1729:
A smooth-looking function (black) and its wild second derivative (blue). From the Oct. 2012 Am. Math. Monthly p. 669. (via divbyzero)
A smooth-looking function (black) and its wild second derivative (blue). From the Oct. 2012 Am. Math. Monthly p. 669.
(via divbyzero)
Woah! Coincidentally we just went over power series in my math class! … in the middle of a second semester calculus...
Whaaaaaat.
this.