Use built-in sum instead of writing our own ad-hoc version
#738
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| self[1..] | ||
| .iter() | ||
| .fold(self[0].double(), |acc, coeff| acc + coeff) | ||
| self[0] + self[..].iter().sum::<E>() |
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Doubling the first element is a bit weird. But the tests seem to expect it. What's the reason for it?
@yczhangsjtu I think you wrote that code? Could you please enlighten me? (I'll probably make a documenting comment out of your answer later.) Thanks!
matthiasgoergens
changed the title
sum instead of writing our ownsum instead of writing our own ad-hoc version
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Extracted from #736 for ease of review.