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4Â¥2013-11-29 09:23:25
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xiaolobster: ½ð±Ò+5, ¡ïÓаïÖú 2013-11-29 09:03:39
xzhdty: ½ð±Ò+1, лл²ÎÓë 2013-11-30 10:51:42
function bessel_problem
%-----------------------------------------
function f=besselfunc(b,v)
f=v.*sqrt(1-b).*besselj(1,v.*sqrt(1-b))./besselj(0,v.*sqrt(1-b))-(-v.*sqrt(b).*bessely(1,(v.*sqrt(b)))./bessely(0,(v.*sqrt(b))));
end
%-----------------------------------------
v=10;
b0=0.1;
[b,yb,exitflag]=fsolve(@(b)besselfunc(b,v),b0);
b
yb
exitflag
end

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2Â¥2013-11-28 19:12:56
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xiaolobster

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ÒýÓûØÌû:
2Â¥: Originally posted by bruceleem at 2013-11-28 19:12:56
function bessel_problem
%-----------------------------------------
function f=besselfunc(b,v)
f=v.*sqrt(1-b).*besselj(1,v.*sqrt(1-b))./besselj(0,v.*sqrt(1-b))-(-v.*sqrt(b).*bessely(1,(v.*sqrt(b))) ...

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3Â¥2013-11-29 09:04:49
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