8.2.25. TANH()
Available in
DSQL, PSQL
Possible name conflict
YES → Read details
Syntax
TANH (number)
Parameter | Description |
---|---|
number | An expression of a numeric type |
Result type
DOUBLE PRECISION
Description
Returns the hyperbolic tangent of the argument.
- Due to rounding, any non-
NULL
result is in the range [-1, 1] (mathematically, it’s ←1, 1>).