# Math 2320 Differential Equations Information

LSC-CyFair Math Department

Catalog Description
Linear equations, solutions in series, solutions using Laplace transforms, systems of differential equations and applications to problems in engineering and allied fields.

Course Learning Outcomes
The Student Will:
• Identify homogeneous equations, homogeneous equations with constant coefficients, and exact and linear differential equations.
• Solve ordinary differential equations and systems of equations using: a) Direct integration b) Separation of variables c) Reduction of order d) Methods of undetermined coefficients and variation of parameters e) Series solutions f) Operator methods for finding particular solutions g) Laplace transform methods.
• Determine particular solutions to differential equations with given boundary conditions or initial conditions.
• Analyze real-world problems in fields such as Biology, Chemistry, Economics, Engineering, and Physics, including problems related to population dynamics, mixtures, growth and decay, heating and cooling, electronic circuits, and Newtonian mechanics.

Contact Hour Information
Credit Hours:  3
Lecture Hours:  3
Lab Hours:  0
External Hours:  0
Total Contact Hours:  48

Prerequisites
MATH 2414;

Required Materials

Textbook:

Dennis G. Zill; A First Course in Differential Equations with Modeling Applications, 11th ed.; Cengage, ISBN Numbers:
Textbook Plus Enhanced WebAssign:  9781337604994
Textbook Only:  9781305965720
Enhanced WebAssign Access with eBook:  9781337652469

Calculator:

Graphing calculators may be required for some assignments/assessments at the discretion of the instructor.  TI 83, TI 84 or TI 86 series calculators recommended.
Calculators capable of symbolic manipulation will not be allowed on tests.  Examples include, but are not limited to, TI 89, TI 92, and Nspire CAS models and HP 48 models.
Neither cell phones nor PDA’s can be used as calculators.  Calculators may be cleared before tests.

Textbook Sections

Chapter 1.  Introduction to Differential Equations

1.1  Definitions and Terminology

Chapter 2.  First-Order Differential Equations

2.2  Separable Equations

2.3  Linear Equations

2.4  Exact Equations

2.5  Solutions by Substitutions

2.6  Numerical Methods

Chapter 4.  Higher-Order Differential Equations

4.1  Preliminary Theory: Linear Equatons

4.2  Reduction of Order

4.3  Homogeneous Linear Equations with Constant Coefficients

4.4  Undetermined Coefficients - Superposition Approach

4.5  Undermined Coefficients - Annihilator Approach

4.6  Variation of Parameters

4.7  Cauchy-Euler Equations

4.8  Green's Functions

4.9  Solving Systems of Linear DEs by Elimination

4.10  Nonlinear Differential Equations

Chapter 6.  Series Solutions of Linear Equations

6.1  Review of Power Series

6.4  Special functions

Chapter 7.  The Laplace Transform

7.1  Definition of the Laplace Transform

7.2   Inverse Transforms and Transforms of Derivatives

7.3  Operational Properties I

7.4  Operational Properties II

7.5  The Dirac Delta Function

7.6  Systems of Linear Differential Equation

Chapter 8. Systems of Linear First-Order Differential Equations

8.1  Preliminary Theory - Linear Systems

8.2  Homogeneous Linear Systems

8.3  Nonhomogeneous Linear Systems

Chapter 9. Numerical Solutions of Ordinary Differential Equations

9.1  Euler Methods and Error Analysis

9.2  Runge-Kutta Methods