If you don’t find it in the Index,look very carefully through the entire catalogue.
— SEARS, ROEBUCK AND CO., Consumers Guide (1897)
When an index entry refers to a page containing a relevant exercise, see also the answer to that exercise for further information. An answer page is not indexed here unless it refers to a topic not included in the statement of the exercise.
0-1 matrices, 660.
1/3-2/3 conjecture, 197.
(2, 4)-trees, 477.
2-d trees, 565.
2-descending sequence, 451.