OT Re: deductive databases
From: mAsterdam <mAsterdam_at_vrijdag.org>
Date: Wed, 18 May 2005 00:55:32 +0200
Message-ID: <428a765d$0$64736$e4fe514c_at_news.xs4all.nl>
>
>
> As an aside, AFAIK the arab numbers are Indian.
>
> Brahmagupta's (b.598 A.D) treatise Brahma-sputa-siddhanta
> was translated into Arabic under the title Sind Hind.
>
> For several centuries this translation mained a standard
> text of reference in the Arab world. It was from this
> translation of an Indian text on Mathematics that the
> Arab mathematicians perfected the decimal system and
> gave the world its current system of enumeration which
> we call the Arab numerals, which are originally Indian
> numerals.
>
> Sorry about the tangentiation,
Date: Wed, 18 May 2005 00:55:32 +0200
Message-ID: <428a765d$0$64736$e4fe514c_at_news.xs4all.nl>
mountain man wrote:
> mAsterdam wrote:
>>mountain man wrote:
>
>>>IMO there are at least 2 roads >>>to database systems theory: >>>the road of theory and >>>the road of practice. >> >>The users of roman numbers could do >>very well without 0 - at least that's >>what their generations thought. >>I suspect that in the early days of the change >>to arab numbers they looked on 0 as being of value, >>albeit theoretical.
>
> As an aside, AFAIK the arab numbers are Indian.
>
> Brahmagupta's (b.598 A.D) treatise Brahma-sputa-siddhanta
> was translated into Arabic under the title Sind Hind.
>
> For several centuries this translation mained a standard
> text of reference in the Arab world. It was from this
> translation of an Indian text on Mathematics that the
> Arab mathematicians perfected the decimal system and
> gave the world its current system of enumeration which
> we call the Arab numerals, which are originally Indian
> numerals.
>
> Sorry about the tangentiation,
Nice :-) tangentiate as much as you like. Received on Wed May 18 2005 - 00:55:32 CEST