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Xiangyu Cui's user avatar
Xiangyu Cui's user avatar
Xiangyu Cui's user avatar
Xiangyu Cui
  • Member for 3 years, 6 months
  • Last seen more than a week ago
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Top posts

View all questions and answers
question
9
How should I integrate this function?
Mar 9, 2023
question
3
Here is a linear algebra problem from an interview and I have no clue.
Oct 10, 2022
question
3
How can calculate the area of the region as follows?
Jun 17, 2023
question
3
Question on integral over two lines
Oct 16
question
2
How to use stationary phase method when the zero point is at infinity?
Mar 2, 2024
question
2
How to solve this integration regarding cross product and norm?
Oct 7
question
1
What's the integration formula for the confluent hypergeometric function (Kummer $U$ function) when $a$ is a negative integer?
Apr 15, 2023
question
1
How can we get the PDF of a non-monotonic function?
Apr 24, 2023
question
1
Here is a summation: $ \sum_{i=k}^{l} x^2.$ But there is possibility that $l<k$. What should I do?
May 3, 2023
question
1
Is the multiplier of the primal problem equal to the solution of the dual problem if strong duality holds and the solution of primal is unique?
Mar 22, 2024