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Some identities on the twisted q-Bernoulli numbers and polynomials with weight α
Journal of Inequalities and Applications volume 2012, Article number: 176 (2012)
Abstract
In this paper, we consider the twisted q-Bernoulli numbers and polynomials with weight α by using the bosonic q-integral on . From the construction of the twisted q-Bernoulli numbers with weight α, we derive some identities and relations.
MSC: 11B68, 11S40, 11S80.
1 Introduction
Let p be a fixed prime number. Throughout this paper, , , and will, respectively, denote the ring of p-adic rational integers, the field of p-adic rational numbers, and the p-adic completion of the algebraic closure of , respectively. Let be the normalized exponential valuation of with . When one talks of q-extension, q is variously considered as an indeterminate, a complex number , or a p-adic number . If , one normally assume . If , then we assume that , so that for . The q-number is defined by (see [1–25]). Note that .
We say that f is uniformly differentiable function at a point , and denote this property by , if the difference quotient has a limit as . For , the p-adic q-integral on , which is called the bosonic q-integral, defined by Kim as follows:
From (1), we note that
where .
In [3], Carlitz defined q-Bernoulli numbers which are called the Carlitz’s q-Bernoulli numbers, by
with the usual convention about replacing by . In [3], Carlitz also considered the expansion of q-Bernoulli numbers as follows:
with the usual convention about replacing by . In [15], for and , q-Bernoulli numbers with weight α is defined by Kim as follows:
with the usual convention about replacing by .
Let be the cyclic group of order , and let (see [8, 13, 20–24]). Note that is a locally constant space. For , the twisted Bernoulli numbers are defined by
with the usual convention about replacing by (see [15, 19–24]).
In the view point of (6), we will try to study the twisted q-Bernoulli numbers with weight α. By using the p-adic q-integral on , we give some identities and relations on the twisted q-Bernoulli numbers and polynomials with weight α.
2 The twisted q-Bernoulli numbers and polynomials with weight α
Let . In [[15], Theorem 1], Kim proved the following integral equation:
In particular, when , we have
Let and . The n th q-Bernoulli polynomials with weight α are defined by
Then, by using the bosonic p-adic q-integral on , we evaluate the above equation (9) as follows:
In the special case , are called the n th twisted q-Bernoulli numbers with weight α.
From (10), we note that
From (11), when , we get
Therefore, by (10) and (12), we obtain the following theorem.
Theorem 1 Let and . Then we
When , we can obtain some identity on the twisted q-Bernoulli numbers with weight α as follows.
Corollary 2 For and . Then we have
For , we note that are the twisted Carlitz’s q-Bernoulli polynomials and are the twisted Carlitz’s q-Bernoulli numbers. By Corollary 2, we easily get
From (13), we have
Therefore, we obtain the following corollary.
Corollary 3 Let and . Then we have
Let . From Theorem 1, we have
By simple calculation, we easily get
Therefore, by (12), (15), and (16), we obtain the following theorem.
Theorem 4 For and , we have
Moreover, .
By (7), we see that
Therefore, we obtain the following theorem.
Theorem 5 For , , and , we have
If we take , by (8), then we have
Therefore, by Theorem 5, we obtain the following theorem.
Theorem 6 For and , we have
Remark that when , we have . By (16) and Theorem 6, we get
with the usual convention about replacing by . By (20) and Theorem 6, we obtain the following theorem.
Theorem 7 For and , we have
with the usual convention about replacing by .
From (8), we can easily derive the following equation (21). For , we get
Therefore, by (21), we obtain the following theorem.
Theorem 8 For , , and , we have
From (9), we note that
Therefore, by (22), we obtain the following theorem.
Theorem 9 For and , we have
It is easy to show that
By (22) and (23), we obtain the following corollary.
Corollary 10 For and , we have
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Acknowledgement
This paper was supported by Kon-Kuk University in 2012.
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Jang, LC. Some identities on the twisted q-Bernoulli numbers and polynomials with weight α. J Inequal Appl 2012, 176 (2012). https://doi.org/10.1186/1029-242X-2012-176
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DOI: https://doi.org/10.1186/1029-242X-2012-176