Ellenállás delta (Δ) - csillagból

R0 =			←Δ
R1 =			←Δ
R2 =			←Δ
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R01 =			\(R_{01}=\dfrac{R_0\cdot R_1}{R_2}+R_0+R_1\)
R02 =			\(R_{02}=\dfrac{R_0\cdot R_2}{R_1}+R_0+R_2\)
R12 =			\(R_{12}=\dfrac{R_1\cdot R_2}{R_0}+R_1+R_2\)