perplexus.info :: Just Math : Cubic Equation

Cubic Equation (Posted on 2013-06-09)

Determine all triplets (a,b,c) of nonzero integers satisfying:
987654321*a + 123456789*b + c = (a + b + c)³

Prove that there are no others.

No Solution Yet Submitted by K Sengupta

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Subject	Author	Date
re(4): an open letter to Charlie	Charlie	2013-06-13 18:01:36
re(3): an open letter to Charlie	Steve Herman	2013-06-13 00:27:29
re(2): an open letter to Charlie	Charlie	2013-06-12 15:29:31
A simplification?	Steve Herman	2013-06-11 09:56:22
re: an open letter to Charlie	Charlie	2013-06-10 21:35:38
re(3): A second all-positive solution (spoilers)	Charlie	2013-06-10 21:26:00
an open letter to Charlie	Ady TZIDON	2013-06-10 17:36:28
re(2): A second all-positive solution (spoilers)	Charlie	2013-06-10 15:28:54
re: A second all-positive solution (spoilers)	Ady TZIDON	2013-06-10 03:06:20
re: preli etc:	Ady TZIDON	2013-06-10 01:52:10
A second all-positive solution (spoilers)	Charlie	2013-06-09 23:38:19
Another solution (spoiler)	Steve Herman	2013-06-09 19:46:22
preliminary computer results (spoiler)	Charlie	2013-06-09 15:01:35

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