\[Lambda]ini=\[Lambda];
{x1,x2,x3,x4}=Re[{phat,\[Xi],\[Phi],d}/.FindRoot[{\[CapitalPhi]\[Lambda]==0,\[CapitalPhi]\[Xi]==0,\[CapitalPhi]D==0,\[CapitalPhi]\[Phi]==0},{{phat,0.05},{\[Xi],1.6},{\[Phi],Pi/2},{d, Pi/6/0.05}}]];
Re[{\[CapitalPhi]\[Lambda],\[CapitalPhi]\[Xi],\[CapitalPhi]D,\[CapitalPhi]\[Phi]}]/.{phat->x1,\[Xi]->x2,\[Phi]->x3,d->x4};
data={{\[Lambda],x1}};
nn=200;
Do[\[Lambda]=\[Lambda]ini+k (10-\[Lambda]ini)/nn;{x1,x2,x3,x4}=Re[{phat,\[Xi],\[Phi],d}/.FindRoot[{\[CapitalPhi]\[Lambda]==0,\[CapitalPhi]\[Xi]==0,\[CapitalPhi]D==0,\[CapitalPhi]\[Phi]==0},{phat,x1},{\[Xi],x2},{\[Phi],x3},{d,x4}]];data=Append[data,{\[Lambda],x1}],{k,1,nn}];
ListPlot[data,Joined->True,PlotRange->{{\[Lambda]ini,10},{0,1}}]
2021年12月02日 12点12分
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