Public Function fun1(x)
fun1=(x*x-5*2^0.5)/(2*x^3+1)
End Function
Public Function fun1(x As Double) As Double
fun1=(x*x-5*2^0.5)/(2*x^3+1)
End Function
Public Function fun1(x As Double) As Double
fun1 = (x * x - 5 * 2 ^ 0.5) / (2 * x ^ 3 + 1)
End Function