On August 22nd, 2005, 1 and 20 1, mathematics teaching AIDS familiar to Shanghai students, were published in the UK, and the second volume is planned to be published in the UK at the end of August 20th 1 8 and June 20th18.

2. The first assignment is a book published by East China Normal University Press on 20 15. The writer is East China Normal University Press. Mathematics is a universal means for human beings to strictly describe and deduce the abstract structure and mode of things, and can be applied to any problem in the real world. All mathematical objects are artificially defined in essence. In this sense, mathematics belongs to formal science, not natural science. Different mathematicians and philosophers have a series of views on the exact scope and definition of mathematics.