Neoview SQL Reference Manual (R2.5)

TAN Function
The TAN function returns the tangent of a numeric value expression, where the expression is
an angle expressed in radians.
TAN is a Neoview SQL extension.
TAN (numeric-expression)
numeric-expression
is an SQL numeric value expression that specifies the value for the argument of the TAN
function. See “Numeric Value Expressions” (page 265).
Example of TAN
This function returns the value 3.64008908293626880E-001, or approximately 0.3640, the
tangent of 0.3491 (which is 20 degrees):
TAN (0.3491)
474 SQL Functions and Expressions