From: Mok-Kong Shen <mok-kong.shen@stud.uni-muenchen.de>
Date: Fri, 20 Nov 1998 18:54:26 +0800
To: Jim Choate <ravage@EINSTEIN.ssz.com>
Subject: Re: More Goldbach's Conjecture
In-Reply-To: <199811200702.BAA09369@einstein.ssz.com>
Message-ID: <36553180.613A5017@stud.uni-muenchen.de>
MIME-Version: 1.0
Content-Type: text/plain



Jim Choate wrote:
> 
> Well there are two more definitions, from the same book [1], that are not
> equivalent:
> 
> pp. 335
> 
> For all natural numbers x, if x is even, non-zero, and not 2, then there
> exist prime numbers y and z such that x is the sum of y and z.
> 
> pp. 673
> 
> ...every even number, n>6 (it at least takes care of my question about 4),
>  is the sum of two odd primes.

> [1] VNR Concise Encyclopedia of Mathematics


Evidently there is a printing error. 'n>6' should read 'n>=6'. Then
they are equivalent (if one considers 4 = 2 + 2 to be known).

M. K. Shen