matlab - 如何使用 Matlab 加速非常长的表达式计算？
问题描述
这是用于计算电路环路增益的函数的一部分。然后，我用它来计算相位裕度。我将表达式分成具有多个变量的多行，以加快计算速度。此外，我使用“s”作为变量，而不是将其用作“tf”或“syms”。问题是我调用了这个函数数千次。那么是否还有其他技巧可以将其速度推到极限呢？ 注意： 这是表达式的一部分。该函数还有两个比附加的更长的表达式。此外，每次我调用它们时，变量都会发生变化。
s=w*i;
gm0=75.3546e-6; gm1=31.2754e-6; gm2=31.2754e-6; gm3=59.8581e-6; gm4=59.8581e-6; gm5=37.4835e-6;
gm6=37.4835e-6; gmb5=8.65e-6; gmb6=8.65e-6; gm7=50.2003e-6; gm8=50.2003e-6; gm9=37.7087e-6;
gm10=37.7087e-6; gm11=49.963e-6; gmQ1=42.94e-6; gmQ2=42.86e-6; goQ1=15.86e-6; goQ2=15.9e-6;
go0=107.622e-9; go1=45.307e-9; go2=45.307e-9; go3=98.159e-9; go4=98.159e-9; go5=49.4627e-9;
go6=49.4641e-9; go7=63.339e-9; go8=63.339e-9; go9=56.2222e-9; go10=56.2187e-9; go11=65.0619e-9;
R1=35.381e3; R2=383.23e3; R3=383.23e3; R4=301.8e3;
cgs0=1.155e-12; cgs1=364.5e-15; cgs2=364.5e-15; cgs3=106.8e-15; cgs4=106.8e-15; cgs5=95.3e-15;
cgs6=95.3e-15; cgs7=765.862e-15; cgs8=765.862e-15; cgs9=581.38e-15; cgs10=581.38e-15;
cgs11=765.853e-
15;
cdg0=22.5e-15; cdg1=6.26e-15; cdg2=6.26e-15; cdg3=2.36e-15; cdg4=2.36e-15; cdg5=2.14e-15;
cdg6=2.14e-
15; cdg7=13.71e-15; cdg8=13.71e-15; cdg9=11.62e-15; cdg10=11.62e-15; cdg11=14.09e-15;
cdb0=37.5e-15; cdb1=17.07e-15; cdb2=17.07e-15; cdb3=2.94e-15; cdb4=2.94e-15; cdb5=4.06e-15;
cdb6=4.06e-15; cdb9=31.79e-15; cdb10=31.796e-15; cdb7=35.793e-15; cdb8=35.793e-15; cdb11=38.44e-15;
csb5=26.5e-15; csb6=26.5e-15; cpi1=346.5e-15; cpi2=44.19e-15; cbc2=39.72e-15; cbc1=317.78e-15;
cgb5=13.35e-15; cgb6=13.35e-15; csb5=28.9e-15; csb6=28.9e-15;
cgb7=102e-15; cgb8=102e-15; cgb11=102e-15;
RQ1=17006.8;
cdgdb0=60e-15; cdgdb3=5.3e-15; cdgdb5=6.2e-15; cgsdb9gs10=1194.55e-15; cgsgb7811=2603.577e-15;
cdgdb3gs5=100.6e-15; cgsdb9gs10dgdb5=1200.75e-15; cdb10dgdb6=37.996e-15;
cgsgb7811pi2=2647.767e-15; go7R3=2.6727e-6; go8R2=2.6727e-6; go11R4=3.3785e-6; gmgoQ1=58.8e-6;
gmgoQ2=58.76e-6; cgsgb7811cpi2=2647.767e-15;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
goa=go5 + go9 + cdg10*s + cgsdb9gs10dgdb5*s;
gob=2*go1 + cdgdb0*s + 2*cgs1*s;
goc=go1 + go3 + go5 + cdg1*s + cdgdb3gs5*s;
god=go1 + go3 + go5 + cdg1*s + cdgdb3gs5*s;
goe= goQ1 + cpi1*s + 1/R1;
gof=go5 + go10 + cdb10dgdb6*s + cdg10*s;
gog=go11R4 + cdb11*s + cdg11*s;
goh=go8R2 + cdb8*s + cdg1*s + cdg8*s + cgs1*s + 1/R1;
goi=go7R3 + goQ2 + cdb7*s + cdg1*s + cdg7*s + cgs1*s + cpi2*s;
goj=cdg7*s + cdg8*s + cdg11*s + cgsgb7811*s;
gok=goQ1 + cpi1*s;
goL=goQ2 + cpi2*s;
goM= - goQ1 - cpi1*s;
goN= - goQ1 - cpi1*s;
goO= - goQ2 - cpi2*s;
goP= - goQ2 - cpi2*s;
tic
A0=gmQ2*go1^2*go5^2 + go1^2*go5^2*goi + 2.0*cdg1^2*gm1*go5^2*s^2 + cdg1^2*gm9*go1^2*s^2 -
1.0*cgs1^2*gm5^2*gm9*s^2 + cdg1^2*go1^2*goa*s^2 + cdg1^2*go5^2*gob*s^2 + cgs1^2*gm5*go5^2*s^2 +
cgs1^2*gm5^2*go5*s^2 - 1.0*cgs1^2*gm5^2*goa*s^2 + cgs1^2*go5^2*goc*s^2 + 2.0*gm1*gm5^2*gm9*gmQ2 -
2.0*gm1*gm5*gmQ2*go5^2 - 2.0*gm1*gm5^2*gmQ2*go5 - 2.0*gm5*gm9*gmQ2*go1^2 + 2.0*gm1*gm5^2*gm9*goi +
2.0*gm1*gm5^2*gmQ2*goa + gm5^2*gm9*gmQ2*gob + gm1*gmQ2*go1*go5^2 + gm5*gmQ2*go1^2*go5 -
2.0*gm1*gm5*go5^2*goi - 2.0*gm1*gm5^2*go5*goi - 2.0*gm5*gm9*go1^2*goi - 2.0*gm5*gmQ2*go1^2*goa -
1.0*gm5*gmQ2*go5^2*gob - 1.0*gm5^2*gmQ2*go5*gob - 2.0*gm1*gmQ2*go5^2*goc - 1.0*gm9*gmQ2*go1^2*goc -
1.0*gm9*gmQ2*go1^2*god + 2.0*gm1*gm5^2*goa*goi + gm5^2*gm9*gob*goi + gm5^2*gmQ2*goa*gob +
gm1*go1*go5^2*goi + gm5*go1^2*go5*goi - 2.0*gm5*go1^2*goa*goi - 1.0*gm5*go5^2*gob*goi -
1.0*gm5^2*go5*gob*goi - 2.0*gm1*go5^2*goc*goi - 1.0*gm9*go1^2*goc*goi - 1.0*gm9*go1^2*god*goi -
1.0*gmQ2*go1^2*goa*goc - 1.0*gmQ2*go1^2*goa*god - 1.0*gmQ2*go5^2*gob*goc + gm5^2*goa*gob*goi -
1.0*go1^2*goa*goc*goi - 1.0*go1^2*goa*god*goi - 1.0*go5^2*gob*goc*goi - 1.0*cdg1*gm1^2*go5^2*s +
cdg1*cgs1*gm1*go5^2*s^2 + 2.0*cdg1*cgs1*go1*go5^2*s^2 - 2.0*cdg1^2*gm1*gm5*gm9*s^2 +
2.0*cdg1^2*gm1*gm5*go5*s^2 + cdg1^2*gm1*gm9*go1*s^2 - 2.0*cdg1^2*gm1*gm5*goa*s^2 -
1.0*cdg1^2*gm5*gm9*gob*s^2 - 2.0*cdg1^2*gm1*gm9*god*s^2 + cdg1^2*gm1*go1*goa*s^2 +
cdg1^2*gm5*go5*gob*s^2 - 1.0*cdg1^2*gm5*goa*gob*s^2 - 2.0*cdg1^2*gm1*goa*god*s^2 ;
A1=- 1.0*cdg1^2*gm9*gob*god*s^2 - 1.0*cgs1^2*gm5*gm9*goc*s^2 - 1.0*cgs1^2*gm5*gm9*god*s^2 -
1.0*cdg1^2*goa*gob*god*s^2 + cgs1^2*gm5*go5*goc*s^2 - 1.0*cgs1^2*gm5*goa*goc*s^2 -
1.0*cgs1^2*gm5*goa*god*s^2 - 1.0*cgs1^2*gm9*goc*god*s^2 - 1.0*cgs1^2*goa*goc*god*s^2 -
2.0*gm1*gm5*gm9*gmQ2*go1 + 2.0*gm1*gm5*gm9*gmQ2*goc + 2.0*gm1*gm5*gm9*gmQ2*god +
gm1*gm5*gmQ2*go1*go5 - 2.0*gm1*gm5*gm9*go1*goi - 2.0*gm1*gm5*gmQ2*go1*goa - 2.0*gm1*gm5*gmQ2*go5*goc
- 1.0*gm1*gm9*gmQ2*go1*goc - 1.0*gm1*gm9*gmQ2*go1*god + 2.0*gm1*gm5*gm9*goc*goi +
2.0*gm1*gm5*gm9*god*goi + 2.0*gm1*gm5*gmQ2*goa*goc + 2.0*gm1*gm5*gmQ2*goa*god + gm5*gm9*gmQ2*gob*goc
+ gm5*gm9*gmQ2*gob*god + 2.0*gm1*gm9*gmQ2*goc*god + gm1*gm5*go1*go5*goi - 2.0*gm1*gm5*go1*goa*goi -
2.0*gm1*gm5*go5*goc*goi - 1.0*gm1*gm9*go1*goc*goi - 1.0*gm1*gm9*go1*god*goi -
1.0*gm1*gmQ2*go1*goa*goc - 1.0*gm1*gmQ2*go1*goa*god - 1.0*gm5*gmQ2*go5*gob*goc +
2.0*gm1*gm5*goa*goc*goi + 2.0*gm1*gm5*goa*god*goi + gm5*gm9*gob*goc*goi + gm5*gm9*gob*god*goi +
2.0*gm1*gm9*goc*god*goi + gm5*gmQ2*goa*gob*goc + gm5*gmQ2*goa*gob*god + 2.0*gm1*gmQ2*goa*goc*god +
gm9*gmQ2*gob*goc*god - 1.0*gm1*go1*goa*goc*goi - 1.0*gm1*go1*goa*god*goi - 1.0*gm5*go5*gob*goc*goi +
gm5*goa*gob*goc*goi + gm5*goa*gob*god*goi + 2.0*gm1*goa*goc*god*goi + gm9*gob*goc*god*goi +
gmQ2*goa*gob*goc*god + goa*gob*goc*god*goi + cdg1*gm1^2*gm5*gm9*s - 1.0*cdg1*gm1*gm9*go1^2*s -
1.0*cdg1*gm1^2*gm5*go5*s - 1.0*cdg1*gm1^2*gm9*go1*s + cdg1*gm1^2*gm5*goa*s + cdg1*gm1^2*gm9*god*s -
1.0*cgs1*gm1*gm5^2*gm9*s + cdg1*gm1*go1*go5^2*s - 1.0*cdg1*gm1*go1^2*goa*s -
1.0*cdg1*gm1^2*go1*goa*s ;
A2=- 1.0*cdg1*gm1*go5^2*gob*s + cdg1*gm1^2*goa*god*s + cgs1*gm1*gm5*go5^2*s + cgs1*gm1*gm5^2*go5*s
- 1.0*cgs1*gm1*gm5^2*goa*s - 1.0*cgs1*gm1*go1*go5^2*s + cgs1*gm1*go5^2*goc*s -
1.0*cdg1*cgs1*gm1*gm5*gm9*s^2 + cdg1*cgs1*gm1*gm5*go5*s^2 - 2.0*cdg1*cgs1*gm5*gm9*go1*s^2 -
1.0*cdg1*cgs1*gm1*gm5*goa*s^2 - 1.0*cdg1*cgs1*gm1*gm9*god*s^2 + 2.0*cdg1*cgs1*gm5*go1*go5*s^2 -
2.0*cdg1*cgs1*gm5*go1*goa*s^2 - 2.0*cdg1*cgs1*gm9*go1*god*s^2 - 1.0*cdg1*cgs1*gm1*goa*god*s^2 -
2.0*cdg1*cgs1*go1*goa*god*s^2 + 2.0*R1^2*cdg1^3*gm1^2*gm9*gmQ1*s^3 +
2.0*R1^2*cdg1^3*gm1^2*gm9*goe*s^3 + 2.0*R1^2*cdg1^3*gm1^2*gmQ1*goa*s^3 +
2.0*R1^2*cdg1^3*gm1^2*goa*goe*s^3 + R1^2*cdg1^2*cgs1^2*gmQ1*go5^2*s^4 +
R1^2*cdg1^2*cgs1^2*go5^2*goe*s^4 - 1.0*cdg1*gm1*gm5*gm9*go1*s + cdg1*gm1*gm5*gm9*gob*s +
cdg1*gm1*gm5*go1*go5*s - 1.0*cdg1*gm1*gm5*go1*goa*s - 1.0*cdg1*gm1*gm5*go5*gob*s -
1.0*cdg1*gm1*gm9*go1*god*s + cdg1*gm1*gm5*goa*gob*s + cdg1*gm1*gm9*gob*god*s +
cgs1*gm1*gm5*gm9*go1*s - 1.0*cgs1*gm1*gm5*gm9*goc*s - 1.0*cgs1*gm1*gm5*gm9*god*s -
1.0*cdg1*gm1*go1*goa*god*s - 1.0*cgs1*gm1*gm5*go1*go5*s + cdg1*gm1*goa*gob*god*s +
cgs1*gm1*gm5*go1*goa*s + cgs1*gm1*gm5*go5*goc*s + cgs1*gm1*gm9*go1*god*s -
1.0*cgs1*gm1*gm5*goa*goc*s - 1.0*cgs1*gm1*gm5*goa*god*s - 1.0*cgs1*gm1*gm9*goc*god*s +
cgs1*gm1*go1*goa*god*s - 1.0*cgs1*gm1*goa*goc*god*s - 1.0*R1^2*gmQ1*gmQ2*go1^2*go5^2*goh -
1.0*R1^2*gmQ2*go1^2*go5^2*goe*goh - 1.0*R1^2*gmQ1*go1^2*go5^2*goh*goi -
1.0*R1^2*go1^2*go5^2*goe*goh*goi - 2.0*R1^2*cdg1^4*gm1*gm9*gmQ1*s^4 -
2.0*R1^2*cdg1^4*gm1*gm9*goe*s^4
- 2.0*R1^2*cdg1^4*gm1*gmQ1*goa*s^4 - 1.0*R1^2*cdg1^4*gm9*gmQ1*gob*s^4 -
2.0*R1^2*cdg1^4*gm1*goa*goe*s^4 - 1.0*R1^2*cdg1^4*gm9*gob*goe*s^4 - 1.0*R1^2*cdg1^4*gmQ1*goa*gob*s^4
- 1.0*R1^2*cdg1^4*goa*gob*goe*s^4 - 2.0*R1^2*cdg1^3*cgs1*gm1*gm9*gmQ1*s^4 -
4.0*R1^2*cdg1^3*cgs1*gm9*gmQ1*go1*s^4 - 2.0*R1^2*cdg1^3*cgs1*gm1*gm9*goe*s^4 -
2.0*R1^2*cdg1^3*cgs1*gm1*gmQ1*goa*s^4 ;
A3=- 4.0*R1^2*cdg1^3*cgs1*gm9*go1*goe*s^4 - 4.0*R1^2*cdg1^3*cgs1*gmQ1*go1*goa*s^4 -
2.0*R1^2*cdg1^3*cgs1*gm1*goa*goe*s^4 - 4.0*R1^2*cdg1^3*cgs1*go1*goa*goe*s^4 -
2.0*R1^2*cdg1^3*gm1*gm9*gmQ1*go1*s^3 + 2.0*R1^2*cdg1^3*gm1*gm9*gmQ1*gob*s^3 -
2.0*R1^2*cdg1^3*gm1*gm9*go1*goe*s^3 - 2.0*R1^2*cdg1^3*gm1*gmQ1*go1*goa*s^3 +
R1^2*cdg1*gm1^2*gmQ1*go5^2*goh*s + 2.0*R1^2*cdg1^3*gm1*gm9*gob*goe*s^3 +
2.0*R1^2*cdg1^3*gm1*gmQ1*goa*gob*s^3 - 2.0*R1^2*cdg1^3*gm1*go1*goa*goe*s^3 +
R1^2*cdg1*gm1^2*go5^2*goe*goh*s + 2.0*R1^2*cdg1^3*gm1*goa*gob*goe*s^3 +
2.0*R1^2*cdg1^2*cgs1*gm1^2*gm9*gmQ1*s^3 - 2.0*R1^2*cdg1^2*cgs1^2*gm5*gm9*gmQ1*s^4 -
1.0*R1^2*cdg1*cgs1*gm1^2*gmQ1*go5^2*s^2 - 1.0*R1^2*cdg1*cgs1^2*gm1*gmQ1*go5^2*s^3 +
R1^2*cdg1^2*cgs1*gm1*gmQ1*go5^2*s^3 + R1^2*cdg1^2*cgs1^2*gm5*gmQ1*go5*s^4 +
2.0*R1^2*cdg1^2*cgs1*gm1^2*gm9*goe*s^3 - 2.0*R1^2*cdg1^2*cgs1^2*gm5*gm9*goe*s^4 +
2.0*R1^2*cdg1^2*cgs1*gm1^2*gmQ1*goa*s^3 - 2.0*R1^2*cdg1^2*cgs1^2*gm5*gmQ1*goa*s^4 -
1.0*R1^2*cdg1^2*cgs1^2*gm9*gmQ1*goc*s^4 - 1.0*R1^2*cdg1^2*cgs1^2*gm9*gmQ1*god*s^4 -
1.0*R1^2*cdg1*cgs1*gm1^2*go5^2*goe*s^2 - 1.0*R1^2*cdg1*cgs1^2*gm1*go5^2*goe*s^3 +
R1^2*cdg1^2*cgs1*gm1*go5^2*goe*s^3 + R1^2*cdg1^2*cgs1^2*gm5*go5*goe*s^4 +
2.0*R1^2*cdg1^2*cgs1*gm1^2*goa*goe*s^3 - 2.0*R1^2*cdg1^2*cgs1^2*gm5*goa*goe*s^4 -
1.0*R1^2*cdg1^2*cgs1^2*gm9*goc*goe*s^4 - 1.0*R1^2*cdg1^2*cgs1^2*gm9*god*goe*s^4 -
1.0*R1^2*cdg1^2*cgs1^2*gmQ1*goa*goc*s^4 - 1.0*R1^2*cdg1^2*cgs1^2*gmQ1*goa*god*s^4 -
1.0*R1^2*cdg1^2*cgs1^2*goa*goc*goe*s^4 - 1.0*R1^2*cdg1^2*cgs1^2*goa*god*goe*s^4 +
2.0*R1^2*cdg1^2*gm1^2*gm9*gmQ1*go1*s^2 - 1.0*R1^2*cdg1^2*gm9*gmQ1*gmQ2*go1^2*s^2 -
1.0*R1^2*cdg1^2*gm1^2*gm9*gmQ1*gob*s^2 + R1^2*cgs1^2*gm5^2*gm9*gmQ1*gmQ2*s^2 +
2.0*R1^2*cdg1^2*gm1^2*gm9*go1*goe*s^2 + 2.0*R1^2*cdg1^2*gm1^2*gmQ1*go1*goa*s^2 -
1.0*R1^2*cdg1^2*gm9*gmQ2*go1^2*goe*s^2 - 2.0*R1^2*cdg1^2*gm1*gmQ1*go5^2*goh*s^2 -
1.0*R1^2*cdg1^2*gm9*gmQ1*go1^2*goh*s^2 - 1.0*R1^2*cdg1^2*gm9*gmQ1*go1^2*goi*s^2 -
1.0*R1^2*cdg1^2*gm1^2*gm9*gob*goe*s^2 - 1.0*R1^2*cdg1^2*gmQ1*gmQ2*go1^2*goa*s^2 -
1.0*R1^2*cdg1^2*gm1^2*gmQ1*goa*gob*s^2 - 1.0*R1^2*cgs1^2*gm5*gmQ1*gmQ2*go5^2*s^2 -
1.0*R1^2*cgs1^2*gm5^2*gmQ1*gmQ2*go5*s^2 + R1^2*cgs1^2*gm5^2*gm9*gmQ2*goe*s^2 +
R1^2*cgs1^2*gm5^2*gm9*gmQ1*goh*s^2 + R1^2*cgs1^2*gm5^2*gm9*gmQ1*goi*s^2 +
R1^2*cgs1^2*gm5^2*gmQ1*gmQ2*goa*s^2 + 2.0*R1^2*cdg1^2*gm1^2*go1*goa*goe*s^2 -
2.0*R1^2*cdg1^2*gm1*go5^2*goe*goh*s^2 - 1.0*R1^2*cdg1^2*gm9*go1^2*goe*goh*s^2 -
1.0*R1^2*cdg1^2*gm9*go1^2*goe*goi*s^2 ;
A4=- 1.0*R1^2*cdg1^2*gmQ2*go1^2*goa*goe*s^2 - 1.0*R1^2*cdg1^2*gmQ1*go1^2*goa*goh*s^2 -
1.0*R1^2*cdg1^2*gmQ1*go1^2*goa*goi*s^2 - 1.0*R1^2*cdg1^2*gmQ1*go5^2*gob*goh*s^2 -
1.0*R1^2*cdg1^2*gm1^2*goa*gob*goe*s^2 - 1.0*R1^2*cgs1^2*gm5*gmQ2*go5^2*goe*s^2 -
1.0*R1^2*cgs1^2*gm5^2*gmQ2*go5*goe*s^2 - 1.0*R1^2*cgs1^2*gm5*gmQ1*go5^2*goh*s^2 -
1.0*R1^2*cgs1^2*gm5^2*gmQ1*go5*goh*s^2 - 1.0*R1^2*cgs1^2*gm5*gmQ1*go5^2*goi*s^2 -
1.0*R1^2*cgs1^2*gm5^2*gmQ1*go5*goi*s^2 + R1^2*cgs1^2*gm5^2*gm9*goe*goh*s^2 +
R1^2*cgs1^2*gm5^2*gm9*goe*goi*s^2 - 1.0*R1^2*cgs1^2*gmQ1*gmQ2*go5^2*goc*s^2 +
R1^2*cgs1^2*gm5^2*gmQ2*goa*goe*s^2 + R1^2*cgs1^2*gm5^2*gmQ1*goa*goh*s^2 +
R1^2*cgs1^2*gm5^2*gmQ1*goa*goi*s^2 - 1.0*R1^2*cdg1^2*go1^2*goa*goe*goh*s^2 -
1.0*R1^2*cdg1^2*go1^2*goa*goe*goi*s^2 - 1.0*R1^2*cdg1^2*go5^2*gob*goe*goh*s^2 -
1.0*R1^2*cgs1^2*gm5*go5^2*goe*goh*s^2 - 1.0*R1^2*cgs1^2*gm5^2*go5*goe*goh*s^2 -
1.0*R1^2*cgs1^2*gm5*go5^2*goe*goi*s^2 - 1.0*R1^2*cgs1^2*gm5^2*go5*goe*goi*s^2 -
1.0*R1^2*cgs1^2*gmQ2*go5^2*goc*goe*s^2 - 1.0*R1^2*cgs1^2*gmQ1*go5^2*goc*goh*s^2 -
1.0*R1^2*cgs1^2*gmQ1*go5^2*goc*goi*s^2 + R1^2*cgs1^2*gm5^2*goa*goe*goh*s^2 +
R1^2*cgs1^2*gm5^2*goa*goe*goi*s^2 - 1.0*R1^2*cgs1^2*go5^2*goc*goe*goh*s^2 -
1.0*R1^2*cgs1^2*go5^2*goc*goe*goi*s^2 - 2.0*R1^2*gm1*gm5^2*gm9*gmQ1*gmQ2*goh +
2.0*R1^2*gm1*gm5*gmQ1*gmQ2*go5^2*goh + 2.0*R1^2*gm1*gm5^2*gmQ1*gmQ2*go5*goh +
2.0*R1^2*gm5*gm9*gmQ1*gmQ2*go1^2*goh - 2.0*R1^2*gm1*gm5^2*gm9*gmQ2*goe*goh -
2.0*R1^2*gm1*gm5^2*gm9*gmQ1*goh*goi - 2.0*R1^2*gm1*gm5^2*gmQ1*gmQ2*goa*goh -
1.0*R1^2*gm5^2*gm9*gmQ1*gmQ2*gob*goh - 1.0*R1^2*gm1*gmQ1*gmQ2*go1*go5^2*goh -
1.0*R1^2*gm5*gmQ1*gmQ2*go1^2*go5*goh + 2.0*R1^2*gm1*gm5*gmQ2*go5^2*goe*goh +
2.0*R1^2*gm1*gm5^2*gmQ2*go5*goe*goh + 2.0*R1^2*gm5*gm9*gmQ2*go1^2*goe*goh +
2.0*R1^2*gm1*gm5*gmQ1*go5^2*goh*goi + 2.0*R1^2*gm1*gm5^2*gmQ1*go5*goh*goi +
2.0*R1^2*gm5*gm9*gmQ1*go1^2*goh*goi - 2.0*R1^2*gm1*gm5^2*gm9*goe*goh*goi +
2.0*R1^2*gm5*gmQ1*gmQ2*go1^2*goa*goh + R1^2*gm5*gmQ1*gmQ2*go5^2*gob*goh +
R1^2*gm5^2*gmQ1*gmQ2*go5*gob*goh + 2.0*R1^2*gm1*gmQ1*gmQ2*go5^2*goc*goh +
R1^2*gm9*gmQ1*gmQ2*go1^2*goc*goh + R1^2*gm9*gmQ1*gmQ2*go1^2*god*goh -
2.0*R1^2*gm1*gm5^2*gmQ2*goa*goe*goh - 1.0*R1^2*gm5^2*gm9*gmQ2*gob*goe*goh -
2.0*R1^2*gm1*gm5^2*gmQ1*goa*goh*goi - 1.0*R1^2*gm5^2*gm9*gmQ1*gob*goh*goi -
1.0*R1^2*gm5^2*gmQ1*gmQ2*goa*gob*goh - 1.0*R1^2*gm1*gmQ2*go1*go5^2*goe*goh -
1.0*R1^2*gm5*gmQ2*go1^2*go5*goe*goh ;
Den=A0+A1+A2+A3+A4;
toc
解决方案
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