| InvalidOperationException | x is signaling NaN or x < 0 |
| DivisionByZero | x is ±0.0 |
| Underflow | result is too small to be represented |
| InexactException | the result is inexact |
| x | log(x) |
|---|---|
| NaN | NaN |
| ±0.0 | -∞ |
| -∞ | NaN |
| +∞ | +∞ |
| e | +1.0 |
| < 0.0 | NaN |
assert (log(decimal32.E) == 1);
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Calculates the natural logarithm of logex.