Days listed in black have already occurred.

Days listed in orange are tentative, since they have not yet occurred.

Exams are listed in blue.

Holidays and breaks are listed in pink. (Note that I have only listed holidays as they affect this class, not all holidays on the academic calendar.)

Logistical matters are written in green.

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Lecture 1 (Tu, Feb 7): Course Policy, Start Chapter 1 Introduction, 1.1 Some Basic Mathematical Models; Direction Fields

Lecture 2 (Th, Feb 9): 1.2 Solutions of Some Differential Equations, 1.3 Classification of Differential Equations

M, Feb 13: Last day to add/drop with no record

Lecture 3 (Tu, Feb 14): Start Chapter 2 First-Order Differential Equations, 2.1 Linear Differential Equations; Method of Integrating Factors

Lecture 4 (Th, Feb 16): 2.2 Separable Differential Equations

Lecture 5 (Tu, Feb 21): 2.3 Modelling with First-Order Differential Equations

Lecture X (Th, Feb 23): SNOW DAY!

Lecture 6 (Tu, Feb 28): (Recorded over snow day) 2.5 Autonomous Differential Equations and Population Dynamics

Lecture 7 (Th, Mar 2): (Substitute) 2.4+2.8 The Existence and Uniqueness Theorem, Start 2.7 Numerical Approximations: Euler's Method

Lecture 8 (Tu, Mar 7): Finish 2.7 Numerical Approximations: Euler's Method, 2.6 Exact Differential Equations and Integrating Factors

Lecture 9 (Th, Mar 9): Start Chapter 3 Second-Order Linear Differential Operators, 3.1 Homogeneous Differential Equations with Constant Coefficients, Start 3.2 Solutions of Linear Homogeneous Equations; the Wronskian

Spring Recess: No class Mar 14, 16

Lecture 10 (Tu, Mar 21): Finish 3.2 Solutions of Linear Homogeneous Equations; the Wronskian

Lecture 11 (Th, Mar 23): 3.3 Complex Roots of the Characteristic Equation

Lecture 12 (Tu, Mar 28): 3.4 Repeated Roots; Reduction of Order, Start 3.5 Nonhomogeneous Equations; Method of Undetermined Coefficients

Lecture 13 (Th, Mar 30): Review

MIDTERM EXAM (Th, Mar 30): 7-9 PM, up to Section 3.2

Lecture 14 (Tu, Apr 4): 3.5 Nonhomogeneous Equations; Method of Undetermined Coefficients

Lecture 15 (Th, Apr 6): Finish 3.5 Nonhomogeneous Equations; Method of Undetermined Coefficients

M, Apr 10: Last day to drop with "W" and select "P/F"

Lecture 16 (Tu, Apr 11): 3.7 Mechanical and Electrical Vibrations

Lecture 17 (Th, Apr 13): 3.8 Forced Periodic Vibrations

Patriot's Day Holiday: No class Apr 18

Lecture 19 (Th, Apr 20): Start Chapter 6 The Laplace Transform, 6.1 Definition of the Laplace Transform

Lecture 20 (Tu, Apr 25): 6.2 Solution of Initial Value Problems, Start 6.3 Step Functions

Lecture 21 (Th, Apr 27): Finish 6.3 Step Functions, Start 6.4 Differential Equations with Discontinuous Forcing Functions

Lecture 22 (Tu, May 2): Finish 6.4 Differential Equations with Discontinuous Forcing Functions, 6.5 Impulse Functions

Lecture 23 (Th, May 4): Start Chapter 7 Systems of First-Order Linear Equations, 7.1 Introduction, Start 7.2 Matrices

Lecture 24 (Tu, May 9): Finish 7.2 Matrices, Start 7.3 Systems of Linear Algebraic Equations; Linear Independence, Eigenvalues, Eigenvectors

Lecture 25 (Th, May 11): Finish 7.3 Systems of Linear Algebraic Equations; Linear Independence, Eigenvalues, Eigenvectors, 7.4 Basic Theory of Systems of First-Order Linear Equations, Start 7.5 Homogeneous Linear Systems with Constant Coefficients

Lecture 26 (Tu, May 16): Finish 7.5 Homogeneous Linear Systems with Constant Coefficients

FINAL EXAM (Tu, May 23): 3:30-5:30 PM, Totman Gym, cumulative (but focusing on material from after the midterm)