audio → math Relation

File in src/include/sof/audio	Includes file in src/include/sof/math
audio_stream.h	numbers.h
buffer.h	numbers.h
sink_source_utils.h	numbers.h
mfcc / mfcc_comp.h	auditory.h
mfcc / mfcc_comp.h	dct.h
mfcc / mfcc_comp.h	fft.h