Documentation
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Documentation
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Returns one(1) if positive negative one(-1) if negative. More...
| array | sign (const array &x) |
Returns one(1) if positive negative one(-1) if negative.
This function will return an array where the values of the elements that are positive will be one(1), elements that are negative will be negative one(-1) and zero(0) if the number is zero(0).
| array af::sign | ( | const array & | x | ) |