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Oldest use of zero symbol in Indian MS

Started by Duncan Head, September 14, 2017, 09:03:49 AM

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Duncan Head

Oldest identified use of the ancestor of the modern zero symbol, not to be confused with other cultures' symbols for the same thing, of course. This "nothing" business gets complicated.

https://www.theguardian.com/science/2017/sep/14/much-ado-about-nothing-ancient-indian-text-contains-earliest-zero-symbol
Duncan Head

Mark G

I heard coverage on the radio this.morning too.

Interesting stuff

Nick Harbud

Nick Harbud

Patrick Waterson

 :)

There is of course a difference between zero and nothing.  Zero is an intermediate state between positive and negative.  Nothing is the absence of even zero.
"Men occasionally stumble over the truth, but most of them pick themselves up and hurry off as if nothing had happened." - Winston Churchill

Andreas Johansson

Unfortunately for that idea, the concept of zero rather predates that of negative numbers.
Lead Mountain 2024
Acquired: 120 infantry, 44 cavalry, 0 chariots, 12 other
Finished: 24 infantry, 0 cavalry, 0 chariots, 1 other

Patrick Waterson

But the status (as opposed to perception) of zero is not altered by the use of negative or even irrational numbers.  Its usage among humans may be adjusted or refined by their (re)discovery, but is not the core of mathematics the belief that numerical relationships are timelessly true and invariant whether or not they have yet been discovered and/or employed by humans?
"Men occasionally stumble over the truth, but most of them pick themselves up and hurry off as if nothing had happened." - Winston Churchill

Andreas Johansson

I'm not sure if you'd get a consensus about that among philosophers of mathematics. But there are definitely meaningful mathematical structures that have zero but no negative numbers.
Lead Mountain 2024
Acquired: 120 infantry, 44 cavalry, 0 chariots, 12 other
Finished: 24 infantry, 0 cavalry, 0 chariots, 1 other

Patrick Waterson

Indeed, although they are in the nature of things mathematical incomplete as they would anyway need substantive negative numbers to compute deductions, a deducted positive number being to all intents and purposes a temporary negative number.
"Men occasionally stumble over the truth, but most of them pick themselves up and hurry off as if nothing had happened." - Winston Churchill


Jim Webster

Quote from: Erpingham on November 07, 2017, 06:31:10 PM
A new development in the tale :

http://www.medievalists.net/2017/11/historians-challenge-oxfords-claim-worlds-oldest-zero/
"The international team ends its article with a plea to Oxford University's Library that important and complex scholarly topics should be published through established academic channels involving peer-review, and not through sensationalizing press releases to the media."

That would be the end of civilisation as we know it  ;)