This classic programming text book discusses computational analogs of the "signals" in signal-processing systems. https://mitp-content-server.mit.edu/books/con

This classic programming text book discusses computational analogs of the "signals" in signal-processing systems. https://mitp-content-server.mit.edu/books/content/sectbyfn/books_pres_0/6515/sicp.zip/full-text/book/book-Z-H-24.html#%_idx_4020 https://mitp-content-server.mit.edu/books/content/sectbyfn/b...