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Re: infinite square lattice of resistors

That is teasing, John; wizards are supposed to be specific.

"Prof. John P. Ertel (wizard)" wrote:

I'll bet if I mention the fact that the parallel resistance is always
smaller than the smallest resistance in the "group" you would almost
immediately spot the solution.

On Mon, 11 Oct 1999, Carl E. Mungan wrote:

Okay, somebody let me in on the trick for the resistance across a single
diagonal of the infinite square lattice of say one-ohm resistors. I'd like
both the elegant solution from symmetry which Leigh implied exists, and ...