Math workbook grade 3 (8+ yo). Math and mental arithmetic. Part 2. Add
Yousheng Shi Math. (maryland, 2019) number theory and arithmetic algebraic geometry. Web published version (in chinese), with yousheng shi.
Math workbook grade 3 (8+ yo). Math and mental arithmetic. Part 2. Add
(maryland, 2019) number theory and arithmetic algebraic geometry. Sci sin math, 2021, 51: Web published version (in chinese), with yousheng shi.
Sci sin math, 2021, 51: (maryland, 2019) number theory and arithmetic algebraic geometry. Sci sin math, 2021, 51: Web published version (in chinese), with yousheng shi.
