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Amro Lulu


Last seen: 1 year 前 |  自 2018 起处于活动状态

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Finding the reflection point on a curved surface
for a curved mirror surface z = f(x,y), how to find the point of reflection on the surface from a source at (x0,y0,z0)? is ther...

4 years 前 | 0 个回答 | 0

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Grouping elements by conditions
I have an array [ 1 1.2 1.5 1.9 5 8 8.1 10 12 12.3 12.5]. I'm trying to group the elements that are within a window of length 1...

6 years 前 | 2 个回答 | 0

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