AN ELEMENTARY APPROACH TO ((p-1)/4(p-1)/2) modulo p2
被引:4
作者:
Pan, Hao
论文数: 0引用数: 0
h-index: 0
机构:
Nanjing Univ, Dept Math, Nanjing 210093, Jiangsu, Peoples R ChinaNanjing Univ, Dept Math, Nanjing 210093, Jiangsu, Peoples R China
Pan, Hao
[1
]
机构:
[1] Nanjing Univ, Dept Math, Nanjing 210093, Jiangsu, Peoples R China
来源:
TAIWANESE JOURNAL OF MATHEMATICS
|
2012年
/
16卷
/
06期
基金:
中国国家自然科学基金;
关键词:
Binomial coefficient;
Legendre symbol;
D O I:
10.11650/twjm/1500406847
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
We give an elementary proof of the well-known congruence ((p-1/2)(p-1/4)) equivalent to 2(p-1) + 1 /2 (2a - p/2a) (mod p(2)), where p equivalent to 1 (mod 4) is prime and p = a(2) + b(2) with a equivalent to 1 (mod 4).