> (...) The derivative of w with respect to x. Another way of saying that is “If you added 1 to x before plugging it into the function, this is how much w would change

Incorrect!

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dang 3 days ago | parent | next [-]

Ok, but a good HN post should explain what is correct, so those who don't know can learn.

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wiosnaintel 3 days ago | parent | prev [-]

> (...) if the function was a straight line

There are a bit more to go from local linearization to a complete view of a derivative but it's not exactly incorrect.

	▲	amelius 3 days ago \| parent [-]
		Looks like the author fixed it. This was the original page: https://web.archive.org/web/20250817152111/https://blog.demo...