Ravi Kumar

Last seen: 約1年前 | 2021 年からアクティブ

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質問

Unrecognized function error in bvp4c (in boundary conditions)
I have a diiferential equation: where f(r) is known and interpolated with same mesh size. Boundary conditions: I have im...

約2年前 | 1 件の回答 | 0

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質問

Edit matrix with condition
I have a large matrix of position & velocities of multiple particles: I need to create a similar new matrix with a condition on...

3年弱前 | 1 件の回答 | 0

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質問

Update elements in matrix with condition
I have a large matrix (1st image). I need to update element in column 3&4 whenver it becomes 0 in column 5 or integer changes in...

約4年前 | 2 件の回答 | 0

2

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質問

Insert and write row with condition
I have a large matrix 248201*5 (see the first image below). I need to put values from coulmn 1/2 to column 3/4, with condition i...

約4年前 | 1 件の回答 | 0

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質問

Cumulative sum with condition
I want to do cumulative sum of column 3/4 with condition in coulmn 5/6 . example: i.e. -0.0700+0 than -0.9800 + (-0.9800+0.4...

約4年前 | 1 件の回答 | 0

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