{"version":"1.0","type":"link","title":"Problem book - Newikis","description":"Problem books are textbooks, usually at advanced undergraduate or post-graduate level, in which the material is organized as a series of problems, each with a complete solution given. Problem books are distinct from workbooks in that the problems are designed as a primary means of teaching, not…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}