Example: air traffic controller
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Mathematical Models In Electric Power Systems
www.eolss.netUNESCO – EOLSS SAMPLE CHAPTERS MATHEMATICAL MODELS – Vol. II - Mathematical Models in Electric Power Systems - Prabha Kundur, Lei Wang ©Encyclopedia of Life Support Systems(EOLSS) The reciprocal of impedance, denoted 1 YGjB Z ==+ (11) is called admittance and is measured in mhos. Impedance and admittance are complex