8.2.25. TANH()

Available in

DSQL, PSQL

Possible name conflict

YES → Read details

Syntax

  1. TANH (number)
Table 121. TANH Function Parameters
ParameterDescription

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>).