| FIGURE 1 |
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| Fig 1—In this example, input resistance is to be determined as a function of the transconductance gm. Assigning numerical values to the resistors (R1=1 Ohm, R2=0.2 Ohm, R3=0.5 Ohm, R4=10, and RB=0.1Ohm) simplifies the calculations but fails to provide a symbolic solution. |
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