Function of AP and AT, defined by Equation [18] 
Parameter of the Laplace transform 
Temperature of unheated wire in stream 
Average temperature of the wire 
Reference temperature 
Temperature at radius 7 and time ¢ 
Steady-state temperature at r 
Time 
Fixed parameter 
Flow velocity 
A velocity, characteristic of the flow medium and wire size, 
Equation [6] 
Linear combinations of cylinder functions, Equations [90] and [91] 
Thermal coefficient of resistance 
Parameter defined in Equation [31] 
Parameter defined in Equation [31] 
Ky/ Po Cp, 
Determinant defined in Equations [25] and [76] 
Phase angle 
Group of functions defined in Equation [92] 
Parameter defined in Equation [82] 
3d On cy i 
Phase angle 
Thermal conductivity t+ 
Complex number which replaces s in the inversion integral of 
the Laplace transform 
Strength of heat sources in the wire, Equation [4] 
Parameter defined in Equation [82] 
Density 
Group of functions defined in Equation [77] 
Group of functions defined in Equation [83] 
