Corrections/Typos in Used Textbooks
For those students who have an older (used) version of the textbook, there are several corrections and typos that are corrected in newer versions of the textbook as well as the online version. However, for your convenience, I list them all here:

Chapter 1
NO KNOWN CORRECTIONS

Chapter 2
page 7: "lanuages" should be "languages"
page 16: "DrScheme's catches" should be "DrScheme catches"

Chapter 4
page 34: In exercise 4.2.2, "Translate the following four Scheme functions" should be "Translate the following three Scheme functions".
page 36: The word two may be missing from the following sentence: "After clicking the Execute button we can compare the two numbers."

Chapter 5
NO KNOWN CORRECTIONS

Chapter 6
page 54: replace square with sqr in the distance-to-0 program
page 59: the box should contain '606-7771 in its "phone" compartment
page 67: superfluous ")" at end of first expected value



If you find any other mistakes, please e-mail me at Wittenstein@adelphi.edu. Thank you.