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Differential Equations (MTH-256)


TEXTBOOK:
Fundamentals of Differential Equations, 5/E (Nagle, Saff, and Snider)

INSTRUCTOR: 
Dr. Jeff Hayen

OFFICE HOURS: TBA, M Tu W Th F (Sitkum Hall, Room 2E)
TELEPHONE:  888-7307

Course Description and Objectives

  • This course introduces the concepts and principles required for the analytical solution of ordinary differential equations (ODEs) encountered in engineering, mathematics, and physics.
  • The topics covered in this course are organized into the following units:
    • First-Order Linear and Nonlinear ODEs
    • Second-Order Linear ODEs
    • Series Solutions to Second-Order Linear ODEs
    • Laplace Transforms
  • These topics correspond to Chapters 2, 4, 7, and 8 of the textbook.
  • Course Objectives:  A basic competency in these topics, the result being a C course grade or higher as determined by performance on examinations and homework assignments.
  • Course Prerequisite:  MTH-255

Attendance and Homework

  • Consistent attendance is essential for your success in this course.  You should be prepared to take good notes of the lecture presented in each class.
  • You will be held accountable for anything presented, discussed, or assigned in every class.
  • In general, homework is assigned every few days of class, and it will be evaluated at least once during the term.
  • Completion of the homework assignments is optional in the sense that your letter grade will be calculated in two ways:  with and without the effect of the homework scores.  However, years of experience have shown that when the homework assignments have been seriously attempted, the homework scores usually elevate the overall grade.
  • Completed homework assignments must show all work for full credit.  If it is obvious to the instructor that answers to questions, or solutions to problems, have been merely duplicated from another source, then no credit will be given.

Examinations

  • Four progress (or unit) exams, each worth 40 points, will be given.
  • Each exam may be either in-class or take-home, or a combination of both types.
  • In order to receive full credit for each problem, you must show all work. In general, partial credit will be given for incomplete or incorrect work.
  • The exams will be reasonable if the material covered in each class has been well under-stood and all homework assignments have been completed.
  • You may utilize your own lecture notes and homework assignments on any exam.
  • Unless prior arrangements have been made, missed exams may not be taken at a later time.  If you anticipate being unable to be present for an exam, then either see the instructor or leave a message before the exam begins.  However, whether or not you will be allowed to postpone the exam will be decided by the instructor, and this decision will be based upon the circumstances of and reasons for your situation.

Grading Policy

  • The course grade that you will receive is determined by the points that you have earned on the progress exams and homework assignments.
  • These points are used to calculate the earned percentage of total possible points, which then determines your course grade by the grading scheme indicated below:
    Grading
    Percentage Range Course Grade
    88 - 100 A
    76 - 88 B
    64 - 76 C
    52 - 64 D
    00 - 52 F
  • This scheme may be relaxed to give you a course grade higher than that indicated above.

General Information

  • This course is based upon a lecture format.  As a result, the extent of interaction that occurs in class may differ from that which you have experienced in other courses.  However, questions are always welcomed.
  • In order to receive full credit for problems on exams or homework assignments, all work must be organized and complete.  Furthermore, all work submitted for evaluation must appear on  8 1/2 x 11 inch sheets of paper without ripped or torn edgesOtherwise, it will not be accepted.
  • Graphing calculators can be beneficial but are not required for success in this course — a heavy emphasis is placed upon manual techniques utilized for constructing graphs and perform-ing other tasks, for which you will be required to demonstrate proficiency.
  • If you decide to drop the course, then you must officially withdraw from the class through the Office of Registration and Records.  If you only stop attending class and taking exams, then you will receive an F rather than a W  (the official college policy).
  • In general, you will not be allowed to change to an audit enrollment status after the second progress exam has been given.

Academic Dishonesty:  Plagiarism and Cheating

The Board of Education of Southwestern Oregon Community College has established a policy concerned with academic dishonesty (in particular, plagiarism and cheating) which applies to all students enrolled in courses offered through the college.  It is the responsibility of each student to be familiar with and to abide by this policy.  The complete policy, including both penalties and grievance procedures for confirmed violations of it, can be found in the Student Handbook.

In essence, an act of (a) plagiarism or (b) cheating occurs when a student intentionally submits material to an instructor or an administrator for purposes of evaluation, and it is determined that this material is based upon (a) work done by another person to whom proper credit has not been attributed or (b) a source of material which is disallowed by the evaluator.



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