1) nonnegative integer solution
非负整数解
1.
Let D be an odd integer with D>1,and let p be a prime with D■0(mod),this paper givs a necessary and sufficient condition for the equation p2x-pxDy+D2y=z2 to have the nonnegative integer solutions(x,y,z) with y>1.
文章给出了方程p2x-pxDy+D2y=z2有适合y>1的非负整数解(x,y,z)的充要条件。
2.
In this paper we prove that if(x,y,z) is a nonnegative integer solutions of the equation p~(2x)-p~xD~y+D~(2y)=z~2,then y=1.
机文证明了:方程p2x-pxDy+D2y=z2的非负整数解(x,y,z)都满足y=1。
3.
For positive integer n,Let f(n) be the number of positive integers k such that k≤n and the equation 12xy+14x+10y+11=k has nonnegative integer solutions (x,y).
对于正整数n,设f(n)是不大于n且使方程12xy+14x+10y+11=k有非负整数解(x,y)的正整数k的个数。
2) nonnegative integral solution
非负整数解
1.
Formula and their combinatorial meaning of nonnegative integral solution of such equations are given.
针对一类偏序关系的记数,根据其特征将其转化为一类不定方程组的非负整数解的个数,利用母函数的方法得到了解的递推公式及其组合意义,并给出了与之联系的有趣的三角形数表。
2.
Let P is a odd prime,PD>1,We have solved diophantine equation P~(2z)-P~zD~m+D~(2m)=X~2,certainly has m=1 except when D=2 this equation only has nonnegative integral solution 3~2-3·2~3+2~6=7~2 and when 2D,P≡1(mod8) this equation certainly has m=2,z=1 or m=1,and when 2｜D,(2hq+1)｜D,where 2hq+1 and q are odd primes,q｜m.
设P为素数,P D>1,证明了丢番图方程P2z-PzDm+D2m=X2除D=2仅有非负整数解32-3·23+26=72和2 D,P≡1(mod8)时,必有m=2,z=1或m=1以及2|D,D含2hq+1形素因子(这里q|m,q为奇素数,h≥1)之外,推出m=1。
3) nonnegative number solution
非负整数解
1.
The generalized RamanujanNagell equation x2-D=2n was studied,and the nonnegative number solutions are given when D=1+2s.
借助于丢番图逼近中Beukers的一些深刻结果,讨论了广义Ramanujan-Nagell方程x2-D=2n在D=2r+1时的一个非例外情况,求出了此时该方程的全部非负整数解。
4) The Number of Positive Solutions
非负整数解的个数
5) nonnegative integer
非负整数
1.
s:The author applies row matrix to extend concept of exclusive or from the set of nonnegative integer to the set composed of nonnegative integer array.
利用行矩阵 ,把异或概念从非负整数集推广到非负整数组构成的集 ,给出了高阶异或的概念 ,得到了关于高阶异或的一个性质定理 ,建立了谭勇先生提出的高次坑棋的数学模型 。
6) Nonnegative integers lattice
非负整数格
补充资料：非整数订价策略
非整数订价策略
odd pricing strategy
非整数订价策略(odd prieing strategy)给商品制定一个带零头价格的订价策略。这种策略的通常做法是:使价格的最后一位数为奇数或者接近于零的数。‘心容易给消费者造成一种价格偏低和订价准确的错觉，有利于刺激消费。不同的国家和地区消费者对数字偏好有所不同，在选择零头数字时应考虑这种差异。 (张玉峰撰马谋超审)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条