log1p
log1p(x)
log1p(x, base)
Try it yourself:
$1 |
log1p(2.5)
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$2 |
exp(log1p(1.4))
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$3 |
pow(10, 4)
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$4 |
log1p(9999, 10)
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$5 |
log1p(9999) / log(10)
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