how to write algorithm

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Anthony
Anthony 2014년 4월 5일
답변: Star Strider 2014년 4월 5일
Please help me with the algorithm of the formula in the attached file................
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Walter Roberson
Walter Roberson 2014년 4월 5일
We can't give an algorithm until you indicate what values are to be input and what values are to be output.

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답변 (2개)

ragesh r menon
ragesh r menon 2014년 4월 5일
What you want to do?

Star Strider
Star Strider 2014년 4월 5일
Assuming that you may not have the Symbolic Math Toolbox, this should get you started:
syms A E(x) Z b c d E0
Eqn1 = -diff(E,x)/p == (3574/A) * E^(-b) * Z^(c*log(E)+d);
SEqn1 = dsolve(Eqn1, E(0) == E0); % E(0) == E0, initial condition
SEqn1 = simplify(collect(expand(SEqn1)));
E = matlabFunction(SEqn1)
produces:
E = @(A,E0,Z,b,c,d,p,x)(-(Z.^d.*p.*x.*3.574e3-A.*E0.^(b+1.0).*exp(-c.*log(E0).*log(Z))+Z.^d.*b.*p.*x.*3.574e3-Z.^d.*c.*p.*x.*log(Z).*3.574e3)./A).^(1.0./(b-c.*log(Z)+1.0));
The rest is yours to solve, since I haven’t shot a proton at a target in a very long time.
It looks rather straightforward, otherwise.
See the MATLAB Online Documentation for details.

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