Ciao Domenico
Yes, my example fails as I mentioned. Your solution should work. It's actually a good method considering the limitation of the exponentiation operator.
Bill
--- In MS_Access_Professionals@yahoogroups.com, "domcoz" <domcoz@...> wrote:
>
> Ciao Bill
>
> I just test it in a module
>
> Public Sub test()
> Dim x As Double
> Dim a As Double
> Dim b As Double
> Dim varOut As Variant
>
> a = 8
> b = -80
> x = a / b
> varOut = x ^ 1.25
> Debug.Print varOut
> End Sub
>
> and get same error 5 in line
> varOut = x ^ 1.25
>
> I work around then problem
>
> ...
> a = 8
> b = -80
> x = a / b
> if x < 0 then
> varOut = abs(x) ^ 1.25
> VarOut = -1 * varOut
> else
> varOut = x ^ 1.25
> end if
>
> I know is orribile but work!!
>
> Ciao
> Domenico
>
> --- In MS_Access_Professionals@yahoogroups.com, "Bill Mosca" <wrmosca@> wrote:
> >
> > Domenico
> >
> > I tested and got the same error. According to the help files in Access 2003:
> > Syntax
> > result = number^exponent
> >
> > A number can be negative only if exponent is an integer value. When more than one exponentiation is performed in a single expression, the ^ operator is evaluated as it is encountered from left to right.
> >
> > I don't know why it works using -0.1 ^ 1.25, but if you use variables you'll get err 5 even if you do it in steps like this:
> > Dim x As Double
> > Dim a As Double
> > Dim b As Double
> > Dim varOut As Variant
> >
> > a = 8
> > b = -80
> > x = a / b
> > varOut = x ^ 1.25
> > Debug.Print varOut
> >
> >
> > Regards,
> > Bill Mosca, Founder - MS_Access_Professionals
> > http://www.thatlldoit.com
> > Microsoft Office Access MVP
> > https://mvp.support.microsoft.com/profile=C4D9F5E7-BB03-4291-B816-64270730881E
> > My nothing-to-do-with-Access blog
> > http://wrmosca.wordpress.com
> >
> >
> >
> >
> > --- In MS_Access_Professionals@yahoogroups.com, "domcoz" <domcoz@> wrote:
> > >
> > > Hi Friends,
> > >
> > > I have a formula in a form like:
> > >
> > > (a / b) ^ 1.25
> > >
> > > a = 8
> > > b = -80
> > >
> > > (8 / -80) ^ 1.25 give me error run-time '5'
> > >
> > > but -0.1 ^ 1.25 is ok
> > >
> > > why? ..
> > >
> > > Thanks
> > > Domenico
> > >
> >
>
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