“Book/Definitions” Electrical Engineering Dictionary.

Special Symbols α-level set a crisp set of elements belonging to a fuzzy set A at least to a degree α Aα = {x ∈ X | µA (x) ≥ α} See also crisp set, fuzzy set. f hertz. common symbol for bandwidth, in µ0 common symbol for permeability of free space constant. µ0 = 1.257 × 10−16 henrys/meter. common symbol for relative permeµr ability. ω common symbol for radian frequency in radians/second. ω = 2 · π · frequency. common symbol for positive transition θ+ angle in degrees. common symbol for negative transiθ− tion angle in degrees. common symbol for conduction...