摘要
不定方程3x-1=2y的正整数解为(1,1),(2,3);3x+1=2y的正整数解为(1,2).
This paper proved that the only positive integer solutions of the Diophantine equation 3^x - 1 = 2y are (x,y) = (1,1), (2,3) ,and the only positive integer solutions of the Diophantine equation 3^x + 1 = 2y is (x,y) = (1,2).
出处
《重庆文理学院学报(自然科学版)》
2007年第3期15-16,共2页
Journal of Chongqing University of Arts and Sciences
基金
重庆市教委科研基金项目(KJ050807)
关键词
不定方程
正整数解
二项式
Diophantine equation
positive integer solution
binomial expression