Explore: Oscillation Theory
Discover books, insights, and more — all in one place.
Learn more about Oscillation Theory with top reads curated from trusted sources — all in one place.
AI-Generated Overview About “oscillation-theory”:
Books Results
Source: The Open Library
The Open Library Search Results
Search results from The Open Library
1Theory of ordinary differential equations
By Earl A. Coddington
“Theory of ordinary differential equations” Metadata:
- Title: ➤ Theory of ordinary differential equations
- Author: Earl A. Coddington
- Language: English
- Number of Pages: Median: 429
- Publisher: ➤ R.E. Krieger - Krieger Pub Co - McGraw-Hill
- Publish Date: 1955 - 1984
- Publish Location: Malabar, Fla - New York
“Theory of ordinary differential equations” Subjects and Themes:
- Subjects: ➤ Differential equations - Perturbation (mathématiques) - Boundary value problems - 31.44 ordinary differential equations - Gewöhnliche Differentialgleichung - Asymptotic theory - Équations différentielles - Linear Differential equations - Gewone differentiaalvergelijkingen - Mathématiques - Numerical solutions - Oscillation theory - Équations différentielles linéaires - Analyse mathématique
Edition Identifiers:
- The Open Library ID: OL6157083M - OL2842515M
- Online Computer Library Center (OCLC) ID: 10558079 - 527440
- Library of Congress Control Number (LCCN): 54011260 - 84004438
- All ISBNs: 9780898747553 - 0898747554
Access and General Info:
- First Year Published: 1955
- Is Full Text Available: Yes
- Is The Book Public: No
- Access Status: Borrowable
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
- Borrowing from Open Library: Borrowing link
- Borrowing from Archive.org: Borrowing link
Online Marketplaces
Find Theory of ordinary differential equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
2Oscillation theory for difference and functional differential equations
By Ravi P. Agarwal, R.P. Agarwal, Said R. Grace and D. O'Regan
“Oscillation theory for difference and functional differential equations” Metadata:
- Title: ➤ Oscillation theory for difference and functional differential equations
- Authors: Ravi P. AgarwalR.P. AgarwalSaid R. GraceD. O'Regan
- Language: English
- Number of Pages: Median: 348
- Publisher: ➤ Kluwer Academic Publishers - Springer
- Publish Date: 2000 - 2013 - 2014
- Publish Location: Boston - Dordrecht
“Oscillation theory for difference and functional differential equations” Subjects and Themes:
- Subjects: ➤ Oscillation theory - Difference equations - Functional differential equations - Differential Equations - Functional Analysis - Analytic Mechanics (Mathematical Aspects) - Mathematics - Science/Mathematics - Calculus - Mathematics / Calculus - Mathematics / Differential Equations - Mathematics-Differential Equations - Advanced - Functional differential equati
Edition Identifiers:
- The Open Library ID: OL34881871M - OL30529014M - OL7809153M - OL20001415M
- Online Computer Library Center (OCLC) ID: 43864342
- Library of Congress Control Number (LCCN): 00038634
- All ISBNs: ➤ 9789401594028 - 9780792362890 - 9401594015 - 9789401594011 - 0792362896 - 9401594023
First Setence:
"The theory of difference equations (recurrence relations), the methods used in their solutions and their wide applications have advanced beyond their adolescent stage to occupy a central position in Applicable Analysis."
Access and General Info:
- First Year Published: 2000
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Oscillation theory for difference and functional differential equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
3On some aspects of oscillation theory and geometry
By Bruno Bianchini
“On some aspects of oscillation theory and geometry” Metadata:
- Title: ➤ On some aspects of oscillation theory and geometry
- Author: Bruno Bianchini
- Language: English
- Number of Pages: Median: 195
- Publisher: American Mathematical Society
- Publish Date: 2013
- Publish Location: Providence, Rhode Island
“On some aspects of oscillation theory and geometry” Subjects and Themes:
- Subjects: ➤ Difference equations - Oscillation theory - Spectral theory (Mathematics) - Elliptic Differential equations - Spectral theory (mathematics) - Differential equations, elliptic
Edition Identifiers:
- The Open Library ID: OL53071140M - OL31143968M
- Online Computer Library Center (OCLC) ID: 847529150
- Library of Congress Control Number (LCCN): 2013018354
- All ISBNs: 9781470410568 - 1470410567 - 9780821887998 - 0821887998
Access and General Info:
- First Year Published: 2013
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find On some aspects of oscillation theory and geometry at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
4Almost Periodic Oscillations and Waves
By Constantin Corduneanu
“Almost Periodic Oscillations and Waves” Metadata:
- Title: ➤ Almost Periodic Oscillations and Waves
- Author: Constantin Corduneanu
- Language: English
- Number of Pages: Median: 316
- Publisher: Springer New York - Springer
- Publish Date: 2008 - 2010
“Almost Periodic Oscillations and Waves” Subjects and Themes:
Edition Identifiers:
- The Open Library ID: OL28148141M - OL35754531M
- Online Computer Library Center (OCLC) ID: 262883803
- All ISBNs: 9780387098180 - 0387098186 - 1441918906 - 9781441918901
Access and General Info:
- First Year Published: 2008
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Almost Periodic Oscillations and Waves at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
5Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations
By Ravi P. Agarwal, R.P. Agarwal, Said R. Grace and D. O'Regan
“Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations” Metadata:
- Title: ➤ Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations
- Authors: Ravi P. AgarwalR.P. AgarwalSaid R. GraceD. O'Regan
- Language: English
- Number of Pages: Median: 679
- Publisher: ➤ Kluwer Academic Publishers - Springer
- Publish Date: 1899 - 2002
- Publish Location: Boston - Dordrecht
“Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations” Subjects and Themes:
- Subjects: ➤ Differential equations - Oscillation theory - Science - Mathematics - Science/Mathematics - Mathematics / Differential Equations
Edition Identifiers:
- The Open Library ID: OL8370219M - OL21801429M
- Online Computer Library Center (OCLC) ID: 50280052
- Library of Congress Control Number (LCCN): 2002028959
- All ISBNs: 9781402008023 - 1402008023
First Setence:
"In this introductory chapter, we shall provide conditions which guarantee that all solutions of a particular class of second order nonlinear differential equations are continuable, bounded, and converge to zero."
Access and General Info:
- First Year Published: 1899
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
6Über die notwendigen und hinreichenden Bedingungen für das Bestehen eines kleinschen Oszillationstheorems
By R. G. D. Richardson
“Über die notwendigen und hinreichenden Bedingungen für das Bestehen eines kleinschen Oszillationstheorems” Metadata:
- Title: ➤ Über die notwendigen und hinreichenden Bedingungen für das Bestehen eines kleinschen Oszillationstheorems
- Author: R. G. D. Richardson
- Language: ger
- Number of Pages: Median: 304
- Publisher: B.G. Teubner
- Publish Date: 1912
- Publish Location: Leipzig
“Über die notwendigen und hinreichenden Bedingungen für das Bestehen eines kleinschen Oszillationstheorems” Subjects and Themes:
- Subjects: Differential equations - Oscillation theory
Edition Identifiers:
- The Open Library ID: OL45450608M
- Online Computer Library Center (OCLC) ID: 36530854
Access and General Info:
- First Year Published: 1912
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Über die notwendigen und hinreichenden Bedingungen für das Bestehen eines kleinschen Oszillationstheorems at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
7Shindō to hadō
By Yō Murakami
“Shindō to hadō” Metadata:
- Title: Shindō to hadō
- Author: Yō Murakami
- Language: jpn
- Number of Pages: Median: 225
- Publisher: Pureadesu Shuppan
- Publish Date: 2012
- Publish Location: Nagano-ken Azumino-shi
“Shindō to hadō” Subjects and Themes:
- Subjects: Oscillations - Differential equations - Oscillation theory - Wave-motion, Theory of
Edition Identifiers:
- The Open Library ID: OL30984394M
- Library of Congress Control Number (LCCN): 2013470872
- All ISBNs: 9784903814551 - 4903814556
Access and General Info:
- First Year Published: 2012
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Shindō to hadō at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
8Oscillation theory for second order dynamic equations
By Ravi P. Agarwal
“Oscillation theory for second order dynamic equations” Metadata:
- Title: ➤ Oscillation theory for second order dynamic equations
- Author: Ravi P. Agarwal
- Language: English
- Number of Pages: Median: 404
- Publisher: Taylor & Francis
- Publish Date: 2003
- Publish Location: London - New York
“Oscillation theory for second order dynamic equations” Subjects and Themes:
- Subjects: ➤ Differential equations - Functional differential equations - Oscillation theory - Équations différentielles - Équations différentielles fonctionnelles - Théorie de l'oscillation - MATHEMATICS - Differential Equations - General
Edition Identifiers:
- The Open Library ID: OL3437069M
- Online Computer Library Center (OCLC) ID: 63259416 - 50581269
- Library of Congress Control Number (LCCN): 2005282973
- All ISBNs: 9780415300742 - 0415300746
Access and General Info:
- First Year Published: 2003
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: Unclassified
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Oscillation theory for second order dynamic equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
9Oscillation theory of partial differential equations
By Norio Yoshida
“Oscillation theory of partial differential equations” Metadata:
- Title: ➤ Oscillation theory of partial differential equations
- Author: Norio Yoshida
- Language: English
- Number of Pages: Median: 326
- Publisher: World Scientific
- Publish Date: 2008
- Publish Location: Hackensack, NJ - Singapore
“Oscillation theory of partial differential equations” Subjects and Themes:
- Subjects: ➤ Textbooks - Partial Differential equations - Oscillation theory - Differential equations - Differential equations, partial - Oscillations
Edition Identifiers:
- The Open Library ID: OL23606948M
- Library of Congress Control Number (LCCN): 2009275669
- All ISBNs: 9789812835437 - 9812835431
Access and General Info:
- First Year Published: 2008
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: Unclassified
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Oscillation theory of partial differential equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
10Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations
By Ravi P. Agarwal
“Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations” Metadata:
- Title: ➤ Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations
- Author: Ravi P. Agarwal
- Language: English
- Number of Pages: Median: 672
- Publisher: Springer Netherlands
- Publish Date: 2002
- Publish Location: Dordrecht
“Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations” Subjects and Themes:
- Subjects: ➤ Functional analysis - Mathematics - Differential Equations - Équations différentielles - Oscillation theory - Ordinary Differential Equations - Real Functions
Edition Identifiers:
- The Open Library ID: OL27079371M
- Online Computer Library Center (OCLC) ID: 851371988
- All ISBNs: 9789048160952 - 9789401725156 - 9401725152 - 9048160952
Access and General Info:
- First Year Published: 2002
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: Unclassified
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
11Half-linear differential equations
By Ondřej Došlý
“Half-linear differential equations” Metadata:
- Title: ➤ Half-linear differential equations
- Author: Ondřej Došlý
- Language: English
- Number of Pages: Median: 517
- Publisher: Elsevier
- Publish Date: 2005
- Publish Location: Boston - Amsterdam
“Half-linear differential equations” Subjects and Themes:
- Subjects: ➤ Differential equations - Linear Differential equations - Nonlinear Differential equations - Oscillation theory - Differential equations, linear
Edition Identifiers:
- The Open Library ID: OL3426187M
- Online Computer Library Center (OCLC) ID: 60371071
- Library of Congress Control Number (LCCN): 2005049897
- All ISBNs: 0444520392 - 9780444520395
Access and General Info:
- First Year Published: 2005
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: Unclassified
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Half-linear differential equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
12Almost Periodic Oscillations and waves
By C. Corduneanu
“Almost Periodic Oscillations and waves” Metadata:
- Title: ➤ Almost Periodic Oscillations and waves
- Author: C. Corduneanu
- Number of Pages: Median: 316
- Publisher: Springer
- Publish Date: 2009
“Almost Periodic Oscillations and waves” Subjects and Themes:
- Subjects: ➤ Partial Differential equations - Differentiable dynamical systems - Vibration - Mathematics - Fourier analysis - Special Functions - Oscillations - Almost periodic functions - Differential equations - Oscillation theory - Differential equations, partial - Functions, special - Dynamical Systems and Ergodic Theory - Vibration, Dynamical Systems, Control
Edition Identifiers:
- The Open Library ID: OL24499686M
- Library of Congress Control Number (LCCN): 2008937902
Access and General Info:
- First Year Published: 2009
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Almost Periodic Oscillations and waves at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
13Discrete Oscillation Theory (Contemporary Mathematics and Its Applications) (Contemporary Mathematics and Its Applications)
By Donal O'Regan
“Discrete Oscillation Theory (Contemporary Mathematics and Its Applications) (Contemporary Mathematics and Its Applications)” Metadata:
- Title: ➤ Discrete Oscillation Theory (Contemporary Mathematics and Its Applications) (Contemporary Mathematics and Its Applications)
- Author: Donal O'Regan
- Language: English
- Number of Pages: Median: 961
- Publisher: Hindawi Publishing Corporation
- Publish Date: 2005
“Discrete Oscillation Theory (Contemporary Mathematics and Its Applications) (Contemporary Mathematics and Its Applications)” Subjects and Themes:
- Subjects: ➤ Differential equations - Frequencies of oscillating systems - Oscillations - Théorie de l'oscillation - Équations différentielles - Fréquences des oscillations - Difference equations - Oscillation theory - Équations aux différences - Oscillation
Edition Identifiers:
- The Open Library ID: OL9342266M
- All ISBNs: 9775945194 - 9789775945198
First Setence:
"In this chapter, we discuss systematically oscillatory and nonoscillatory and various other qualitative properties of solutions of second-order linear difference equations."
Access and General Info:
- First Year Published: 2005
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Discrete Oscillation Theory (Contemporary Mathematics and Its Applications) (Contemporary Mathematics and Its Applications) at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
14Nonoscillation and Oscillation Theory for Functional Differential Equations (Pure and Applied Mathematics)
By Ravi P. Agarwal
“Nonoscillation and Oscillation Theory for Functional Differential Equations (Pure and Applied Mathematics)” Metadata:
- Title: ➤ Nonoscillation and Oscillation Theory for Functional Differential Equations (Pure and Applied Mathematics)
- Author: Ravi P. Agarwal
- Language: English
- Number of Pages: Median: 400
- Publisher: CRC
- Publish Date: 2004
“Nonoscillation and Oscillation Theory for Functional Differential Equations (Pure and Applied Mathematics)” Subjects and Themes:
- Subjects: ➤ Differential Equations - Functional differential equations - Difference equations - MATHEMATICS - Oscillation theory - General
Edition Identifiers:
- The Open Library ID: OL8125840M
- All ISBNs: 0824758455 - 9780824758455
First Setence:
"This chapter is essentially introductory in nature."
Access and General Info:
- First Year Published: 2004
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Access
Downloads Are Not Available:
The book is not public therefore the download links will not allow the download of the entire book, however, borrowing the book online is available.
Online Borrowing:
Online Marketplaces
Find Nonoscillation and Oscillation Theory for Functional Differential Equations (Pure and Applied Mathematics) at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
15Nonoscillation and oscillation
By Ravi P Agarwal
“Nonoscillation and oscillation” Metadata:
- Title: Nonoscillation and oscillation
- Author: Ravi P Agarwal
- Language: English
- Number of Pages: Median: 376
- Publisher: Marcel Dekker
- Publish Date: 2004
- Publish Location: New York
“Nonoscillation and oscillation” Subjects and Themes:
- Subjects: ➤ Oscillation theory - Difference equations - Functional differential equations - Differential Equations - MATHEMATICS - General - Differential equations - Équations aux différences - Théorie de l'oscillation - Équations différentielles fonctionnelles
Edition Identifiers:
- The Open Library ID: OL17149688M
- Online Computer Library Center (OCLC) ID: 57405512 - 126735717 - 133163273
- Library of Congress Control Number (LCCN): 2005042462
- All ISBNs: 9780824758455 - 0824758455
Access and General Info:
- First Year Published: 2004
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Nonoscillation and oscillation at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
16Oscillation theory for difference and functional differential equations
By Ravi P. Agarwal
“Oscillation theory for difference and functional differential equations” Metadata:
- Title: ➤ Oscillation theory for difference and functional differential equations
- Author: Ravi P. Agarwal
- Language: English
- Number of Pages: Median: 337
- Publisher: Springer
- Publish Date: 2011
- Publish Location: Dordrecht - London
“Oscillation theory for difference and functional differential equations” Subjects and Themes:
- Subjects: ➤ Difference equations - Oscillation theory - Functional differential equations - Functional equations - Mathematics - Differential Equations - Difference and Functional Equations - Ordinary Differential Equations - Real Functions
Edition Identifiers:
- The Open Library ID: OL27079372M
- Online Computer Library Center (OCLC) ID: 751541339
- All ISBNs: 9048154472 - 9789048154470
Access and General Info:
- First Year Published: 2011
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Oscillation theory for difference and functional differential equations at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
17Oscillation theory of dynamic equations on time scales
By Samir Saker
“Oscillation theory of dynamic equations on time scales” Metadata:
- Title: ➤ Oscillation theory of dynamic equations on time scales
- Author: Samir Saker
- Language: English
- Number of Pages: Median: 582
- Publisher: ➤ LAP Lambert Academic Publishing
- Publish Date: 2010
- Publish Location: Saarbrücken, Germany
“Oscillation theory of dynamic equations on time scales” Subjects and Themes:
- Subjects: Oscillations - Differential equations - Oscillation theory - Difference equations - Frequencies of oscillating systems
Edition Identifiers:
- The Open Library ID: OL27079374M
- Online Computer Library Center (OCLC) ID: 729635459
- All ISBNs: 3838360281 - 9783838360287
Access and General Info:
- First Year Published: 2010
- Is Full Text Available: No
- Is The Book Public: No
- Access Status: No_ebook
Online Marketplaces
Find Oscillation theory of dynamic equations on time scales at online marketplaces:
- Amazon: Audiable, Kindle and printed editions.
- Ebay: New & used books.
Wiki
Source: Wikipedia
Wikipedia Results
Search Results from Wikipedia
Oscillation theory
0 {\displaystyle y''+y=0} is oscillating as sin(x) is a solution. Oscillation theory was initiated by Jacques Charles François Sturm in his investigations
Oscillation theory (disambiguation)
oscillation theory specifies that a solution to an ordinary differential equation is oscillating if it has an infinite number of roots. Oscillation theory
Neutrino oscillation
Neutrino oscillation is a quantum mechanical phenomenon in which a neutrino created with a specific lepton family number ("lepton flavor": electron, muon
Grand Unified Theory
clear evidence that nature is described by any Grand Unified Theory. Neutrino oscillations have led to renewed interest toward certain GUT such as SO(10)
List of superseded scientific theories
crater theory Expanding Earth theory (superseded by subduction) Contracting Earth Geosyncline theory Haarman's Oscillation theory Various lost landmasses including
Self-oscillation
Self-oscillation is the generation and maintenance of a periodic motion by a source of power that lacks any corresponding periodicity. The oscillator
Tatsujiro Shimizu
Computing Method (「統計機械計算法」) Practical Mathematics (「実用数学」) Non-linear Oscillation Theory (「非線形振動論」) Applied Mathematics (「応用数学」) "Tatsujiro Shimizu - Biography"
Theory of everything
A theory of everything (TOE) or final theory is a hypothetical coherent theoretical framework of physics containing all physical principles. The scope
Oscillation
mechanical oscillation. Oscillation, especially rapid oscillation, may be an undesirable phenomenon in process control and control theory (e.g. in sliding
Ravi Agarwal
Point Theory and Applications, Cambridge University Press, Cambridge, 2001, 170pp. R.P. Agarwal, S.R. Grace and D. O’Regan, Oscillation Theory for Difference