Türkçe | English FACULTY of SCIENCE / DEPARTMENT of STATISTICS and COMPUTER SCIENCES Course Catalog http://www.ktu.edu.tr/isbb Phone: +90 0462 +90 (462) 3773112 FENF
FACULTY of SCIENCE / DEPARTMENT of STATISTICS and COMPUTER SCIENCES /    MAT2011 Differential Equations 4+0+0 ECTS:6 Year / Semester Fall Semester Level of Course First Cycle Status Compulsory Department DEPARTMENT of STATISTICS and COMPUTER SCIENCES Prerequisites and co-requisites None Mode of Delivery Face to face, Group study Contact Hours 14 weeks - 4 hours of lectures per week Lecturer Prof. Dr. Ömer PEKŞEN Co-Lecturer DOCTOR LECTURER Ayşe KABATAŞ,ASSOC. PROF. DR. Yasemin SAĞIROĞLU, Language of instruction Turkish Professional practise ( internship ) None The aim of the course: This course aims to provide students with general knowledge on formulating problems that arises in applied sciences as mathematical models, solving such models through analytical and qualitative as well as interpreting solutions within the concept of physical problem at hand.
 Learning Outcomes CTPO TOA Upon successful completion of the course, the students will be able to : LO - 1 : formulate mathematical models for a variety of problems 1,2 1 LO - 2 : solve the model using analytical, qualitative and partically some numerical methods, 1,2 1 LO - 3 : interprate the solution within the concept of the phenomenon being modelled. 1,2 1 LO - 4 : obtain solution for models studied within the scope of the course 1,2 1 CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), LO : Learning Outcome
 Contents of the Course
 Differential equations and basic concepts. Differential equations as mathematical model (Ordinary differential equations, order and degree of differential equations. Derivation of differential equations.) General, particular and singular solutions of the differential equations. Separable, homogenous, exact differential equations and transforming to exact differential equation by using integrating factor. Linear differential equations, Bernoulli differential equation and applications of the first order differential equations(Population model, acceleration-velocity model, temperature problems). Change of variables. Reducible differential equations (single variable and non-linear differential equations). General solution of nth order linear differential equations (linearly independent solutions, superposition principle for the homogeneous equations, particular and general solutions). General solution of nth order constant coefficient homogenous differential equations. Solutions of the constant coefficient non-homogenous equations. (Undetermined coefficients, change of parameters). Initial Value Problems (IVP) and Boundary Value Problems (BVP) Physical applications, mechanical vibrations, electrical circuits. Variable coefficient homogenous and non-homogenous differential equations (Cauchy-Euler differential equation). Reduction of order. Power series solutions of differential equations around ordinary points. Laplace and inverse Laplace transformations. Solutions of constant and variable coefficient boundary value problems and differential equations containing Dirac-Delta function and transformation functions by using Laplace transformations.
 Course Syllabus Week Subject Related Notes / Files Week 1 Differential equations and basic concepts. Differential equations as mathematical model Ordinary differential equations, order and degree of differential equations. Week 2 Derivation of differential equations. General, particular and singular solutions of the differential equations. Week 3 Separable, homogenous differential equations, Week 4 Exact differential equations and transforming to exact differential equation by using integrating factor. Week 5 Linear differential equations, Bernoulli differential equation, change of variables method Week 6 Applications: Population model, acceleration-velocity model, temperature problems Week 7 General solution of nth order linear differential equations (linearly independent solutions, super position principle for the homogeneous equations, particular and general solutions). General solution of nth order constant coefficient homogenous differential equations. Week 8 Solutions of the constant coefficient non-homogenous equations. (Undetermined coefficients, change of parameters) Week 9 Midterm exam Week 10 Physical applications, mechanical vibrations, electrical circuits Week 11 Variable coefficient homogenous and non-homogenous differential equations (Cauchy-Euler, differential equation). Reduction of order method. Week 12 Power series solutions of differential equations around ordinary points. Week 13 Laplace and inverse Laplace transformations. Week 14 Solutions of constant and variable coefficient boundary value problems and differential equations containing Dirac-Delta function and transformation functions by using Laplace transformations. Week 15 Review Week 16 Final exam
 Textbook / Material
 1 Edwards, C.H., Penney, D.E. (Çeviri Ed. Akın, Ö). 2006; Diferensiyel Denklemler ve Sınır Değer Problemleri (Bölüm 1-7), Palme Yayıncılık, Ankara. 2 Edwards, C.H., Penney, D.E. (Çeviri Ed. Akın, Ö). 2006; Diferensiyel Denklemler ve Sınır Değer Problemleri (Bölüm 1-7), Palme Yayıncılık, Ankara.