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ryecatcher


Last seen: 4 years 前 |  自 2020 起处于活动状态

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统计学

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How to make this 3D plot from parameterized function?
Dear Sir: Attached below is a picture from the textbook. Here is the function: w=xy+z, x=cos(t), y=sin(t), z=t The book show...

5 years 前 | 1 个回答 | 0

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Error: Attempt to execute SCRIPT mesh as a function
Dear All: I am trying to run a simple live script: %mesh x1=linspace(-pi, pi, 20); x2=linspace(-10, 10, 30); %Call meshgr...

5 years 前 | 1 个回答 | 0

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Seeking help: the direction field are all vertical bars
Dear All: First of all, I am sorry for the newbie questions. I have googled everywhere, including you-tube, and still cannot g...

5 years 前 | 1 个回答 | 0

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A newbie question: quiver failed to draw direction field of differential equation with 'Warning: Matrix is singular to working precision'
Dear All: I am using web version MatLab to try to draw direction field for 1st order differential equation by using quiver func...

5 years 前 | 1 个回答 | 0

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