darthxepher
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How would one know when to find the least squares approximation?
How to know whether the least squares approximation exitsts.
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So now you have placed this in separate thread? Good.
An approximation to some value always exists. Whether it is a "good" approximation or not depends on your standard for "good".
An approximation to some value always exists. Whether it is a "good" approximation or not depends on your standard for "good".
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