Difference between revisions of "Fresnel S"

From specialfunctionswiki
Jump to: navigation, search
Line 18: Line 18:
  
 
=Videos=
 
=Videos=
[https://www.youtube.com/watch?v=fFZ6BsH99-0 The Fresnel Integral S(x) - How to integrate sin(x^2)]
+
[https://www.youtube.com/watch?v=fFZ6BsH99-0 The Fresnel Integral S(x) - How to integrate sin(x^2)]<br />
  
 
<center>{{:*-integral functions footer}}</center>
 
<center>{{:*-integral functions footer}}</center>

Revision as of 02:34, 4 June 2015

The Fresnel $S$ function is defined by $$S(x)=\int_0^x \sin(t^2) dt.$$

Properties

Theorem: The following limit is known: $$\displaystyle\lim_{x \rightarrow \infty} S(x) = \displaystyle\int_0^{\infty} \sin(t^2)dt = \sqrt{ \dfrac{\pi}{8}}.$$

Proof:

Videos

The Fresnel Integral S(x) - How to integrate sin(x^2)

<center>$\ast$-integral functions
</center>