20个非线性方程20个未知数 MATLAB 求解 5
f1=10*n1*log10(D12)+A1-68;f2=10*n1*log10(D13)+A1-66.7;f3=10*n1*log10(D14)+A1-68.8;f4=...
f1=10*n1*log10(D12)+A1-68;
f2=10*n1*log10(D13)+A1-66.7;
f3=10*n1*log10(D14)+A1-68.8;
f4=10*n1*log10(D15)+A1-69.2;
f5=10*n2*log10(D12)+A2-67.4;
f6=10*n2*log10(D23)+A2-64.7;
f7=10*n2*log10(D24)+A2-61;
f8=10*n2*log10(D25)+A2-65.3;
f9=10*n3*log10(D13)+A3-67.3;
f10=10*n3*log10(D23)+A3-64.4;
f11=10*n3*log10(D34)+A3-64.7;
f12=10*n3*log10(D35)+A3-62.6;
f13=(10*n4*log10(D14))+A4-69.2;
f14=(10*n4*log10(D24))+A4-60.7;
f15=(10*n4*log10(D34))+A4-64.8;
f16=(10*n4*log10(D45))+A4-62.6;
f17=(10*n5*log10(D15))+A5-68.9;
f18=(10*n5*log10(D25))+A5-65.6;
f19=(10*n5*log10(D35))+A5-62.7;
f20=(10*n5*log10(D45))+A5-63.9; 展开
f2=10*n1*log10(D13)+A1-66.7;
f3=10*n1*log10(D14)+A1-68.8;
f4=10*n1*log10(D15)+A1-69.2;
f5=10*n2*log10(D12)+A2-67.4;
f6=10*n2*log10(D23)+A2-64.7;
f7=10*n2*log10(D24)+A2-61;
f8=10*n2*log10(D25)+A2-65.3;
f9=10*n3*log10(D13)+A3-67.3;
f10=10*n3*log10(D23)+A3-64.4;
f11=10*n3*log10(D34)+A3-64.7;
f12=10*n3*log10(D35)+A3-62.6;
f13=(10*n4*log10(D14))+A4-69.2;
f14=(10*n4*log10(D24))+A4-60.7;
f15=(10*n4*log10(D34))+A4-64.8;
f16=(10*n4*log10(D45))+A4-62.6;
f17=(10*n5*log10(D15))+A5-68.9;
f18=(10*n5*log10(D25))+A5-65.6;
f19=(10*n5*log10(D35))+A5-62.7;
f20=(10*n5*log10(D45))+A5-63.9; 展开
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