| Name | Brief | Example |
|---|---|---|
| exp | Calculate the exponential (the base of natural logarithm to the power x) | Examples |
| expm1 | Compute exp(x)-1 accurately for small values of x | Examples |
| ln | Natural logarithm, same as log(x) | Examples |
| log | logarithm of base e | Examples |
| log10 | log base 10; see log or ln functions for log base e | Examples |
| log1p | Compute log(1+x) accurately for small values of x | Examples |