raymond

Actif depuis 2012

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Interested in math

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How to know which wavelet is most suitable for denoising?
I have a digital signal that i wish to de-noise. after googling, wavelet is the highly recommended technique to remove noise fr...

plus de 12 ans il y a | 1 réponse | 0

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Read 'next sheet' in excel file
I have multiple excel files with many sheets of different name. (5 excel files, each has >20 worksheets) my objective is to ...

plus de 13 ans il y a | 1 réponse | 0

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1/X & X^-1 are they the same?
i'm about to write something that involves alot of reciprocals. i want to know is 1/X the same as X^-1? mathematically its...

plus de 13 ans il y a | 4 réponses | 0

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solve 2 unknowns using one complex equation
usually, to solve 2 unknowns, it require at least 2 or more equations. but if the equation is complex, then one equation is suf...

plus de 13 ans il y a | 1 réponse | 0

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Bug in system solver? why it give wrong answer? here's proof
how can i make the program not to display the extra singularities?

plus de 13 ans il y a | 0

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Bug in system solver? why it give wrong answer? here's proof
So i have an equation that i need to solve for Xtest, the rest are constants that have been defined,(T11,T12,R11,L11,L12) ...

plus de 13 ans il y a | 2 réponses | 0

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how to make matlab display final complete results directly
Here's an example >> R(1) ans = -log(- 1004229921906619062839952526185507/191385127499144660150819854884138...

plus de 13 ans il y a | 1 réponse | 0

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how to set condition to select conrrect answer from system solver
Good day, i have 2 equations (P&Q) and 2 unknowns (X & S22) T11,T12,L11,L12 are constants and have been predefined. My cons...

plus de 13 ans il y a | 1 réponse | 0

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