(Errata for the fourth edition are here.)
(Errata for the third edition are here.)
(Errata for the second edition are
here.)
Chapter 3:
Page 72:
"If one of the operands of a plus operation is a string and the other is not, then the other operator ..." should read
"If one of the operands of a plus operation is a string and the other is not, then the other operand ..."