Before revision: The incremental inductance rule, attributed to H. A. Wheeler by Gupta and others is a formula used to compute the internal inductance and skin effect resistance in parallel transmission lines when the frequency is high enough that the skin effect is fully developed.
After revision: The incremental inductance rule, attributed to H. A. Wheeler by Gupta and others is a formula used to compute and internal inductance skin effect resistance in parallel transmission lines when the frequency is high enough that the skin effect is fully developed.