Appendix J
Abbreviations, Acronyms, and Symbols
THIS 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.
( ) |
used for a continuous function. |
[ ] |
used for a discrete function. |
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 |
filter coefficient associated with an output term, y. When used in a transfer function, the a coefficients are associated with the denominator of the transfer function. |
A |
vector ... |
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