Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Disapointed!

When you order a book that states "Worked Problems in ..." you expect the problems to have worked solutions. Fully 85% to 90% of the problems have no solutions at all. Problems 1 to 51 also have no solutions. If you are looking for a study aid with solved problems skip this one. If you are looking for a book on applied mathematics skip this one.