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On Wed, 3 May 2006, Boyko Bantchev wrote:

Besides, the very fact of using the 0 -- be it for
forward or for backward indexing -- destroys symmetry:
(negatives ballance with positives, 0 stands for itself).
True symmetry is chimeric here, regardles of 0/1-based
indexing.

With floating-point or sign-bit arithmetic, you can use +/-0!

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