
Appendix G
Abbreviations, Acronyms, and
Symbols
T
HIS is a partial list of abbreviations, acronyms, and symbols used in the text, provided
in the hope that it will be helpful to some readers.
Symbols
( ) used for a continuous function.
[ ] used for a discrete function.
Greek Letters
α feedback coefficient for simple IIR filters, such as those used for a type of echo
generation for guitar special effects.
λ wavelength.
π ratio of a circle circumference to diameter, 3.1415926535897932. . .
τ time constant.
ω radian frequency.
A
a filter coefficient associated with an output term, y. When used in a transfer
function, the a coefficients are associated with the denominator ...