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Re: New to Mathematica

• To: mathgroup at smc.vnet.net
• Subject: [mg126392] Re: New to Mathematica
• From: "J.Jack.J." <jack.j.jepper at googlemail.com>
• Date: Sun, 6 May 2012 20:29:16 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <jntga4$2c$1@smc.vnet.net> <jo2nld$mds$1@smc.vnet.net> <jo591i$2c1$1@smc.vnet.net>

On May 6, 8:25 am, David Bailey <d... at removedbailey.co.uk> wrote:
> On 05/05/2012 09:16, J.Jack.J. wrote:
>
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> > On May 3, 9:40 am, "J.Jack.J."<jack.j.jep... at googlemail.com>  wrote:
> >> Hi,
>
> >>   I have just downloaded my free trial version of Mathematica.
> >>   I only need it for one thing (as yet, anyway), and I wonder whethe=
r
> >> someone can help me in step-by-step fashion to get what I want. I need
> >> the solution to the following (I might make amendments to the values):
>
> >> "For any integer k, let r(k) be x such that
>
> >> (x/ln(x))*(1 + 1/ln(x)) = 108.2 + k)
>
> >> product (k = 0 to 3000) (1-1/r(k))"
>
> >> With many thanks in advance.
>
> > Can nobody help me with this? Just for a Newbie?
> > As most will realise, the first lines define my function and the
> > product (k = 0 to 3000) (1-1/r(k))
> > is my desired calculation. I need to know what inputs to use.
>
> > With thanks in advance.
>
> If you press F1, you will enter the help system. Once there, you could
> try looking up log and product. The examples will give you the basics of
> Mathematica syntax, and you can cut and paste them into your notebook,
> and alter them as desired.
>
> David Baileyhttp://www.dbaileyconsultancy.co.uk


Have tried and failed, tried and failed, with this method! Can
somebody give me the requisite inputs? Note that I need to add the
condition that x be the highest integer for which <definition of
r(k)>.

With thanks.