ABSTRACT
Several trigonometric sums are examined by means of partial fraction decompositions. Their generating functions will be evaluated in closed forms and the related asymptotic formulae in terms of Riemann zeta function will be established.
REFERENCES
[1] Annaby, M. H.—Asharabi, R. M.: Exact evaluations of finite trigonometric sums by sampling theorems, Acta Math. Sci. 31B(2) (2011), 408–418.10.1016/S0252-9602(11)60241-5Search in Google Scholar
[2] Apostol, T. M.: Elementary proof of Euler’s formula for ζ(2n), Amer. Math. Monthly 80(4) (1973), 425–431.10.1080/00029890.1973.11993306Search in Google Scholar
[3] Berndt, B. C.: Explicit evaluations and reciprocity theorems for finite trigonometric sums, Adv. Appl. Math. 29 (2002), 358–385.10.1016/S0196-8858(02)00020-9Search in Google Scholar
[4] Byrne, G.—Smith, S. J.: Some integer-valued trigonometric sums, Proc. Edin. Math. Society 40 (1997), 393–401.10.1017/S001309150002383XSearch in Google Scholar
[5] Chu, W.: Summations on trigonometric functions, Appl. Math. Comput. 141 (2003), 161–176.10.1016/S0096-3003(02)00330-2Search in Google Scholar
[6] Chu, W.—Marini, A.: Partial fractions and trigonometric identities, Adv. Appl. Math. 23 (1999), 115–175.10.1006/aama.1998.0635Search in Google Scholar
[7] Chu, W.—Wang, C.: Trigonometric approach to convolution formulae of Bernoulli and Euler numbers, Rend. Mat. Appl. (Serie VII) 30 (2010), 249–274.Search in Google Scholar
[8] Cvijovic, D.—Klinowski, J.: Finite cotangent sums and the Riemann zeta function, Math. Slovaca 50(2) (2000), 149–157.Search in Google Scholar
[9] Cvijovic, D.—Srivastava, H. M.: Closed-form summation of the Dowker and related sums, J. Math. Phys. 48 (2007), #043507.10.1063/1.2712895Search in Google Scholar
[10] Fonseca, C. M.—Glasser, M. L.—Kowalenko, V.: An integral approach to the Gardner-Fisher and untwisted Dowker sums, https://arxiv.org/abs/1603.03700.Search in Google Scholar
[11] Fisher, M. E.: Sum of inverse powers of cosines (L. A. Gardner, Jr.), SIAM Review 13 (1971), 116–119.10.1137/1013022Search in Google Scholar
[12] Gardner, L. A., JR.: Sum of inverse powers of cosines, SIAM Review 11 (1969), p. 621.10.1137/1011100Search in Google Scholar
[13] Gauthier, N.—Bruckman, P. S.: Sums of the even integral powers of the cosecant and secant, Fibonacci Quart. 44(3) (2006), 264–27310.1080/00150517.2006.12428317Search in Google Scholar
[14] Grabner, P. J.—Prodinger, H.: Secant and cosecant sums and Bernoulli-Nörlund polynomials, Quaest. Math. 30(2) (2007), 159–165.10.2989/16073600709486191Search in Google Scholar
[15] Gradshteyn, I. S.—Ryzhik, I. M.: Table of Integrals, Series, and Products, 6th edition, (A. Jeffrey and D. Zwillinger, eds.), Academic Press, 2000.Search in Google Scholar
[16] Hassan, H. A.: New trigonometric sums by sampling theorem, J. Math. Anal. Appl. 339 (2008), 811–827.10.1016/j.jmaa.2007.06.067Search in Google Scholar
[17] Kowalenko, V.: On a finite sum involving inverse powers of cosines, Acta Appl. Math. 115(2) (2011), 139–151.10.1007/s10440-011-9612-zSearch in Google Scholar
[18] Stromberg, K. R.: An Introduction to Classical Real Analysis, Wadsworth, INC. Belmont, California, 1981.Search in Google Scholar
[19] Williams, KS.: On
[20] Williams, K. S.—Zhang, N. Y.: Evaluation of two trigonometric sums Math. Slovaca 44(5) (1994), 575–583.Search in Google Scholar
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Articles in the same Issue
- Parameters in Inversion Sequences
- On the Pecking Order Between Those of Mitsch and Clifford
- A Note on Cuts of Lattice-Valued Functions and Concept Lattices
- Trigonometric Sums and Riemann Zeta Function
- Notes on the Equation d(n) = d(φ(n)) and Related Inequalities
- Harmony of Asymmetric Variants of the Filbert and Lilbert Matrices in q-form
- Maximal Density and the Kappa Values for the Families {a, a + 1, 2a + 1, n} and {a, a + 1, 2a + 1, 3a + 1, n}
- Extensions in Time Scales Integral Inequalities of Jensen’s Type via Fink’s Identity
- A Note on Fractional Simpson Type Inequalities for Twice Differentiable Functions
- Extended Bromwich-Hansen Series
- Iterative Criteria for Oscillation of Third-Order Delay Differential Equations with p-Laplacian Operator
- Vallée-Poussin Theorem for Equations with Caputo Fractional Derivative
- On Oscillatory Behavior of Third Order Half-Linear Delay Differential Equations
- On Existence and Uniqueness of Solutions for Ordinary Differential Equations in Locally Convex Topological Linear Spaces
- Bounds on Blow-Up Time for a Higher-Order Non-Newtonian Filtration Equation
- On a Solvable System of Difference Equations in Terms of Generalized Fibonacci Numbers
- The Smallest and the Largest Families of Some Classes of 𝒜-Continuous Functions
- Type II Exponentiated Half-Logistic Gompertz-G Family of Distributions: Properties and Applications
- Strong Consistency of Least-Squares Estimators in the Simple Linear Errors-in-Variables Regression Model with Widely Orthant Dependent Random Variables
Articles in the same Issue
- Parameters in Inversion Sequences
- On the Pecking Order Between Those of Mitsch and Clifford
- A Note on Cuts of Lattice-Valued Functions and Concept Lattices
- Trigonometric Sums and Riemann Zeta Function
- Notes on the Equation d(n) = d(φ(n)) and Related Inequalities
- Harmony of Asymmetric Variants of the Filbert and Lilbert Matrices in q-form
- Maximal Density and the Kappa Values for the Families {a, a + 1, 2a + 1, n} and {a, a + 1, 2a + 1, 3a + 1, n}
- Extensions in Time Scales Integral Inequalities of Jensen’s Type via Fink’s Identity
- A Note on Fractional Simpson Type Inequalities for Twice Differentiable Functions
- Extended Bromwich-Hansen Series
- Iterative Criteria for Oscillation of Third-Order Delay Differential Equations with p-Laplacian Operator
- Vallée-Poussin Theorem for Equations with Caputo Fractional Derivative
- On Oscillatory Behavior of Third Order Half-Linear Delay Differential Equations
- On Existence and Uniqueness of Solutions for Ordinary Differential Equations in Locally Convex Topological Linear Spaces
- Bounds on Blow-Up Time for a Higher-Order Non-Newtonian Filtration Equation
- On a Solvable System of Difference Equations in Terms of Generalized Fibonacci Numbers
- The Smallest and the Largest Families of Some Classes of 𝒜-Continuous Functions
- Type II Exponentiated Half-Logistic Gompertz-G Family of Distributions: Properties and Applications
- Strong Consistency of Least-Squares Estimators in the Simple Linear Errors-in-Variables Regression Model with Widely Orthant Dependent Random Variables