The region bounded by the x-axis and the graph of y = cos x2 on the interval (0, sqrt pi/2) is revolved about the y-axis. Find the volume of the resulting solid.
geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange
We define the error function erf (x) by erf x = | Chegg.com
integral from -infinity to infinity of exp(-x^2) is sqrt(pi). I always found this very elegant. | Mathematics geometry, Physics and mathematics, Studying math
Solved Show that the integral from -infinity to infinity of | Chegg.com
Square Root of Pi (√π)
Comparing pi/4 and sqrt(2-sqrt(2)) - YouTube
Documentation/Calc Functions/SQRTPI - The Document Foundation Wiki
GitHub - stdlib-js/constants-float64-sqrt-pi: Square root of π.
What is the square root of pi?
How can we write the square root of pi ([math]\pi[/math]) ? - Quora
geometry - there is any relation between $\pi$, $\sqrt{2}$ or a generic polygon? - Mathematics Stack Exchange