Re: Plotting Bessel function?

[Sebastian Schöps]

shank1207 wrote
> I have this equation x=2*J1(ka*Sin(theta))/(ka*Sin(theta)) where J1 is the
> bessel function of first kind how do I plot x wrt to theta 0:90 assuming
> ka to be constant?
> Thanks

The octave documentation will help you

http://octave.sourceforge.net/octave/function/besselj.html

and plotting works like this

theta=0:1e-3:pi/2;
plot(theta,sin(theta));

Be careful the sine functions takes theta in radians (e.g. "pi/2" instead of
"90").

Sebastian



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