> T1:=(Uin-V1)/R1-(V1-Uut)/Z1-(V1-V3)/Z2=0;

> T2:=(V1-Uut)/Z1+(V3-Uut)/R2-Uut/R3+I5=0;

> T3:=(V1-V3)/Z2-(V3-Uut)/R2=0;

> Uin:=solve(T1,Uin);

> V1:=solve(T3,V1);

> Uin;

> Uut:=solve(T2,Uut);

> H:=(Uin/Uut);

> Z1:=(10^9/(i*o*10));

> Z2:=(10^9/(i*o*10));

> V2:=Uut;

> V3:=0;

> H;

> i:=sqrt(-1);

> H;

> abs(H);

> simplify(abs(H));

> H;

> simplify(H);

>

> unassign('R1');

> unassign('R2');

> H;

> simplify(H);

> abs(simplify(H));

> abs(simplify(H));

> o:=2000*pi;

> abs(simplify(H));

> R1R2:=R1*R2;

> lefte:=abs(simplify(H));

> o:=2*5000*pi;

> righte:=abs(simplify(H));

> ekv:=lefte=righte;

> ekv:=50000*ekv;

> ekv2:=1/R2/pi*sqrt((-2500000000+R1*R2*pi^2)^2+(-100000*R1*pi)^2)=5/R2/pi*sqrt((-100000000+R1*R2*pi^2)^2+(-20000*R1*pi)^2);

> solve(ekv2,R1);

> 1/100000000*abs((-10000000000000000-200000000*I*R1*omegamax+R1*R2*omegamax^2)/omegamax/R2);

> ekv3:=(1/100000000*abs((-10000000000000000-200000000*I*R1*2*3000*pi+R1*R2*(2*3000*pi)^2)/(2*3000*pi)/R2))/sqrt(2)=1/100000000*abs((-10000000000000000-200000000*I*R1*o+R1*R2*o^2)/o/R2);

> ekv3:=ekv3*1200000000000;

> ekv4:=1/R2/pi*sqrt((-10000000000000000+36000000*R1*R2*pi^2)^2+(-1200000000000*R1*pi)^2)*sqrt(2)=3/5/R2/pi*sqrt((-10000000000000000+100000000*R1*R2*pi^2)^2+(-2000000000000*R1*pi)^2);

> solve(ekv4,R1);

> R1L:=250000000/(63*R2^2*pi^2-90000000000)*(-90*pi*R2+96*sqrt(2*R2^2*pi^2-1601562500))/pi;

> R1R:=500000000*1/(R2*pi^2);

> RQ:=solve(R1L=R1R,R2);

> RP:=500000000*1/(RQ*pi^2);

> RP*RQ;

>