Reference Guide > TDV Support for SQL Functions > Numeric Functions > TANH
 
TANH
The TANH function returns the hyperbolic tangent of the input argument.
Syntax
TANH (argument)
Remarks
The input argument is a double value.
If the argument is not a number, the result is not a number.
If the argument is zero, the result is a zero with the same sign as the argument.
If the argument is positive infinity, the result is +1.0.
If the argument is negative infinity, the result is -1.0.
Example
SELECT TANH(1);
 
The result is 0.76159415595.