The lowest year for one's own postgraduate entrance examination in mathematics is 20 15. According to relevant public information, the lowest year of the one-year entrance examination of mathematics is 20 15, the lowest score is 5 1, and the highest score of the one-year entrance examination of mathematics is 59% of 20 19. Most of them are science majors, which require higher mathematical ability and are more difficult. The content of the one-year entrance examination for mathematics is relatively more, and the outline is given to advanced mathematics, linear algebra and mathematics.