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Jie Zhu's user avatar
Jie Zhu's user avatar
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Jie Zhu
  • Member for 6 years, 8 months
  • Last seen this week
  • Peking University, Beijing, China
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3 Answers

Score Activity Newest
3 votes

A function which maps $(ax + by)(cx + dy) \mapsto (a \partial_x + b \partial_y) (c \partial_x + d \partial_y)$

  • functions
  • function-construction
  • operators
answered May 17, 2017 at 3:30
2 votes

How to calculate the degree of $∠FEB$ under this geometric scene

  • geometry
  • synthetic-geometry
answered Jul 9, 2020 at 18:08
0 votes

Is it possible to get a symbolic or numeric relation when solving a transcendental equation?

  • equation-solving
answered Jul 11, 2020 at 13:34
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