So I have a set of simulataneous differential equtions that need to be solved as such:
Ive been using this code but as stated in the title MATLAB crashes is there any better way of doing this:
clearclcsyms P1(t) P2(t) P3(t) P4(t) P5(t) P6(t) P7(t) P8(t)... Lam1 Lam2 Lam3 Mu1 Mu2 Mu3% Typing in all the equations
eqns = ... [diff(P1,t) == (-Lam1-Lam2-Lam3)*P1 + (Mu1)*P2 + (Mu2)*P3 + (Mu3)*P4,... diff(P2,t) == (Lam1)*P1 + (-Mu1-Lam2-Lam3)*P2 + (Mu2)*P5 + (Mu3)*P6,... diff(P3,t) == (Lam2)*P1 + (-Mu2-Lam1-Lam3)*P3 + (Mu1)*P5 + (Mu3)*P7,... diff(P4,t) == (Lam3)*P1 + (-Mu3-Lam1-Lam2)*P4 + (Mu1)*P6 + (Mu2)*P7,... diff(P5,t) == (Lam2)*P2 + (Lam1)*P3 + (-Mu1-Mu2-Lam3)*P5 + (Mu3)*P8,... diff(P6,t) == (Lam3)*P2 + (Lam1)*P4 + (-Mu1-Mu3-Lam2)*P6 + (Mu2)*P8,... diff(P7,t) == (Lam3)*P3 + (Lam2)*P4 + (-Mu2-Mu3-Lam1)*P7 + (Mu1)*P8,... diff(P8,t) == (Lam3)*P5 + (Lam2)*P6 + (Lam1)*P7 + (-Mu1-Mu2-Mu3)*P8] % Solutions Solver
sol = dsolve(eqns, P1(0) == 1, P2(0) == 0, P3(0) == 0, P4(0) == 0,P5(0) == 0, P6(0) == 0,...P7(0) == 0, P8(0) == 0)% Printing the Solutions
solP1(t)= sol.P1solP2(t)= sol.P2solP3(t)= sol.P3solP4(t)= sol.P4solP5(t)= sol.P5solP6(t)= sol.P6solP7(t)= sol.P7solP8(t)= sol.P8
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