Name

Capital

Small

Commonly Used to Designate

Alpha

A

a

Angles, coefficients, attenuation constant, absorption factor, area

Beta

B

b

Angles, coefficients, phase constant

Gamma G g

Complex propagation constant (cap), specific gravity, angles, electrical conductivity, propagation constant

Delta D d

Increment or decrement (cap or small), determinant (cap), permittivity (cap), density, angles

Epsilon E e

Dielectric constant, permittivity, electric intensity

Zeta Z z

Coordinates, coefficients

Eda H h

Intrinsic impedance, efficiency, surface charge density, hysteresis, coordinates

Theta q q

Angular phase displacement, time constant, reluctance, angles

Iota I i

Unit Vector

Kappa K k Susceptibility, coupling coefficient, thermal conductivity

Lambda L l

Permeance (cap), wavelength, attenuation constant

Mu M m

Permeability, amplification factor, prefix micro

Nu N n

Reluctivity, frequency

Xi X x

Coordinates

Omicron O o  
Pi P p

3.1416

Rho P r

Resistivity, volume charge density, coordinates

Sigma S s

Summation (cap), surface charge density, complex propagation constant, electrical conductivity, leakage coefficient, deviation

Tau T t

Time constant, volume resistivity, time-phase displacement, transmission factor, density

Upsilon Y u  
Phi F f

Scalar potential (cap), magnetic flux, angles

Chi X c

Electric susceptibility, angles

Psi Y y

Dielectric flux, phase difference, coordinates, angles

Omega W w

Resistance in ohms (cap), solid angle (cap), angular velocity