摘要
In this paper,a formula is given. The formula gives the number of prime number solutions of the indefinite equation p 1+p 2=2n , and based on it, an equivalent proposition to the conjecture of Goldbach is obtained.
给出不定方程ｐ１＋ｐ２＝２ｎ素数解的个数的一个公式，从而给出哥德巴赫猜想的一个等价命题。
