Errata for An Interdisciplinary Introduction to Image Processing: Pixels, Numbers, and Programs
p.222, the boxed formula in the lower half of the page should be:
p.263, line 4 of the boxed program example: friend should be who.
p.264, line 13 of the bottom example: the string should be 'abcde'.
p.284, change the first line (line 20 of the code) to:
if elt==0: dx+=1; continue # if elt is 0, don't even
p.296, 3rc line on page (line 13 of the top example): the string should be 'abcde'.
p.301, line 5 of the boxed example should be