[A83] Re: some none-programming questions
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[A83] Re: some none-programming questions
>> From: "Ronald Teune" <rtwolf@gmx.net>
>>
>> Hi,
>>
>> here are some questions that I've always wanted to know, nobody knew it,
>so
>> I though I'll try here.
>>
>> 1 how to calculate pi?
>
>Well, the simplest formula I think is
>
>PI = 4 * ( 1/1 - 1/3 + 1/5 - 1/7 + ...)
Yeah, that's the simplest I've seen. I don't understand arctan right now. It
should be quite simple to do something with it (making a pi calculator
(JavaScript?) or so)
>> 2 what's the use of an ISP?
>
>An ISP provides you with all the equipment necessary to connect to the
>internet.
>(routers, dns-servers, (dhcp, proxy-servers, mail-servers,...)) Buying
stuff
>like that is a bit expensive for a moderate home PC user.
Well, I guess so...
Thanks,
Ronald
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