> ASY:= (L*C1*C-R*C2)/(L*C1*C+R*C2);

ASY := \frac{L C1 C − R C2}{L C1 C + R C2}

> ASYERL:= (diff(ASY,L))^2;

ASYERL := (\frac{C1 C}{L C1 C + R C2} − \frac{(L C1 C − R C2 ) C1 C}{(L C1 C + R C2 )^{2}} )^{2}

> ASYERR:= (diff(ASY,R))^2;

ASYERR := (−\frac{C2}{L C1 C + R C2} − \frac{(L C1 C − R C2 ) C2}{(L C1 C + R C2 )^{2}} )^{2}

> ASYER:=ASYERL*L+ASYERR*R;

ASYER := (\frac{C1 C}{L C1 C + R C2} −\frac{(L C1 C − R C2 ) C1 C}{(L C1 C + R C2 )^{2}} )^{2} L+(−\frac{C2}{L C1 C + R C2} −\frac{(L C1 C − R C2 ) C2}{(L C1 C + R C2 )^{2}} )^{2} R

> simplify(ASYER);

4 \frac{C1^{2} C^{2} R C2^{2} L (R + L)}{(L C1 C + R C2 )^{4}}

> asyer:=sqrt(");

asyer := 2 \sqrt{\frac{C1^{2} C^{2} R C2^{2} L (R + L)}{(L C1 C + R C2 )^{4}}}

> C1:=1:C2:=1:C:=1;

C := 1

> asyer;

2 \sqrt{\frac{R L}{(R + L)^{3}}}

> L:=N/2:R:=N/2;

R := \frac{1}{2} N

> asyer:simplify(");

\sqrt{\frac{1}{N}}

> C1:='C1':C2:='C2':C:='C':L:='L':R:='R';

R := R

> DS:=(L*C1*C-R*C2)/QR;

DS := \frac{L C1 C − R C2}{QR}

> DDS:=(diff(DS,L))^2*L+(diff(DS,R))^2*R;

DDS := \frac{C1^{2} C^{2} L}{QR^{2}} + \frac{C2^{2} R}{QR^{2}}

> simplify(DDS);

\frac{C1^{2} C^{2} L + C2^{2} R}{QR^{2}}

> dDS:=sqrt(");

dDS := \sqrt{\frac{C1^{2} C^{2} L + C2^{2} R}{QR^{2}}}