Documentation moved.This entry is documented with its primary interface. Open the documentation → API/nerdamer APIFunctionnerdamer.sechsrc/index.ts:899nerdamer.sech(x: ExpressionInput): ExpressionComputes the hyperbolic secant of an expression: sech(x) = 1/cosh(x). - sech(0) = 1 - sech(±∞) = 0ParametersNameTypeDescriptionxExpressionInputThe input expression.ReturnsExpression — The hyperbolic secant of x.Examplessech(0).text() // "1" // Symbolic sech('x').text() // "sech(x)"