December 20, 2022 08:57AM
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Admin
Registered: 19 years ago
Posts: 22,396
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molder Wrote:
-------------------------------------------------------
> Hello Byrd
>
> Quote '
> Nobody in the ancient world used decimals until
> the Chinese invented them in the 4th century BC.
> This is provable. [en.wikipedia.org]
>
> If they'd had the notion of decimals, we would
> have seen it in their calculations because it
> speeds up all kinds of mathematical processes as
> well as in textbooks such as the Rhind
> Mathematical Papyrus. It would have reduced the
> cumbersome calculations found in these books to
> fairly simple operations. It would have been one
> of the great innovations of a very ancient world'
>
>
>
> From The Roots of Ancient India, The Archaeology
> of Early Indian
> Civilisation, second edition, revised by Walter
> Fairservis Jr (1975):
> … linear measurement was apparently well
> standardised. Mackay by good
> fortune found a piece of shell marked in regular
> fashion and quite clearly
> intended as a rule. Nine divisions remain, and
> from circular markings at
> two places five units apart it would appear that a
> decimal system was in
> vogue. Each division is approx 0.264 inches wide,
> or a five-unit total of
> 1.32 inches. Thus a foot in the decimal system
> would be 13.2 inches,
> 14
> which fit into a widespread system of the ancient
> world. Similarly, Vats
> and Wheeler provided evidence that a cubit was
> also used. Thus both the
> smaller and larger units of measurement were used
> in building and
> presumably to lay out fields. (p 291)
...
But how would a unit of 1.32 ins (3.3528 cm), or a "foot" of 13.2 ins. (33.528 cms), have slotted into a Mohenjo Daro
danda of 192 cm. (75.5906 ins)?
Hermione
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molder |
December 04, 2022 05:34AM |
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Hermione |
December 04, 2022 10:14AM |
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Byrd |
December 05, 2022 01:51PM |
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molder |
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Byrd |
December 05, 2022 08:45PM |
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molder |
December 05, 2022 11:49PM |
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Byrd |
December 06, 2022 12:51PM |
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Hermione |
December 06, 2022 01:13PM |
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molder |
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Byrd |
December 06, 2022 09:00PM |
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molder |
December 07, 2022 11:05PM |
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Byrd |
December 09, 2022 01:35PM |
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molder |
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Hans_lune |
December 10, 2022 11:41AM |
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Byrd |
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Hermione |
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molder |
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Hermione |
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molder |
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Hermione |
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engbren |
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Hermione |
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Byrd |
December 08, 2022 05:39PM |
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molder |
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Byrd |
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Hans_lune |
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molder |
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Hermione |
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Hans_lune |
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Hans_lune |
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Ahatmose |
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Hans_lune |
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Ahatmose |
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Hans_lune |
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Byrd |
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Ahatmose |
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Hermione |
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molder |
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Byrd |
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molder |
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Hermione |
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molder |
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Ahatmose |
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Hermione |
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molder |
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Hermione |
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Ahatmose |
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Hermione |
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Ahatmose |
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Hermione |
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Hans_lune |
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Hermione |
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Ahatmose |
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Hans_lune |
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Byrd |
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Byrd |
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Ahatmose |
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Byrd |
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Ahatmose |
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Hans_lune |
December 16, 2022 09:52AM |
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Hermione |
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Ahatmose |
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Hans_lune |
December 16, 2022 10:51AM |
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Hermione |
December 16, 2022 01:46PM |
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Hans_lune |
December 16, 2022 06:51PM |
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Hans_lune |
December 16, 2022 10:49AM |
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Byrd |
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Hans_lune |
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Pistol |
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Hans_lune |
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Hermione |
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Pistol |
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Hermione |
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Hans_lune |
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Byrd |
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Hans_lune |
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Pistol |
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Ahatmose |
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Hermione |
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Ahatmose |
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molder |
December 12, 2022 10:59PM |
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molder |
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Hans_lune |
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molder |
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Hans_lune |
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molder |
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Hans_lune |
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Hermione |
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molder |
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Hermione |
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Hans_lune |
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Hermione |
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molder |
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Hans_lune |
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Byrd |
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molder |
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Hermione |
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Hans_lune |
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Hans_lune |
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Byrd |
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molder |
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Hans_lune |
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molder |
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Byrd |
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Ahatmose |
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Byrd |
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molder |
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Byrd |
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Ahatmose |
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Byrd |
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engbren |
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Byrd |
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engbren |
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Hermione |
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Ahatmose |
December 23, 2022 10:51AM |
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Ahatmose |
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Hermione |
December 20, 2022 08:57AM |
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molder |
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Hans_lune |
December 19, 2022 10:52AM |
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molder |
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Hermione |
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Hans_lune |
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engbren |
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Hermione |
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Ahatmose |
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Hermione |
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Hermione |
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Ahatmose |
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Hermione |
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Ahatmose |
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Ahatmose |
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Ahatmose |
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Ahatmose |
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