Contacts and Office Hours

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Dr. Taylor Daniels: Course instructor
 Office Hours: 2:00pm–3:00pm, or by appointment.
 Office: ET 314 (Purdue in Indianapolis)
 Email: daniel84 followed by "at" and purdue dot edu

Chrisil Ouseph: TA for the 10:30am lecture class (Section 610)
 Email: couseph followed by "at" and purdue dot edu

Shabaz Khan: TA for the 11:30am lecture class (Section 611)
 Email: khan456 followed by "at" and purdue dot edu
 Website: here

Lecture and recitation sections and times

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Lectures:
  M/W/F 10:30am–11:20am, room LE 105. (Section 610)
  M/W/F 11:30am–12:20pm, room LE 105. (Section 611)

Recitations for students in the 10:30am lecture:
  Thu 10:30am–11:20am, room SL 108. TA: Chrisil Ouseph (Section 612)
  Thu 11:30am–12:20pm, room SL 108. TA: Chrisil Ouseph (Section 615)

Recitations for students in the 11:30am lecture:
  Thu 1:30pm–2:20pm, room SL 108. TA: Shahbaz Khan (Section 614)
  Thu 2:30pm–3:20pm, room SL 108. TA: Shahbaz Khan (Section 613)

Course docs and other info and pages

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Syllabus
University course page
Past Exam Archive for MA-262

Exam 1

Date/Time: Thursday, Feb. 19, 8:00pm–9:00pm
Location: LE 100
Covers lessons [L1]–[L14]; 11 multiple choice questions (9 pts each) plus 1 free point.
Exam 1 review questions
  – Review solutions

Some Graphing Tools

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Desmos Basics
Slope Field Plotter

Notes and Extras

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NOTE: A full set of course notes from my last semester are available here.

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Ch. 1: Basics; 1st-order ODEs

[L1] Intro to diff eq: Notes (class), Notes (html)
[L2-3 (1)] Slope fields and solutions: Notes (class), Notes (html)
[L2-3 (2)] More on solutions: Notes (class), Notes (html)
  – (Extra) Handling unknown constants: Notes
[L4] Separable eqs: Notes (class), Notes (html)
  – Solutions vocab chart: Notes

[L5] 1st-order linear eqs (part 1): Notes (class), Notes (html)
[L6] 1st-order linear eqs (part 2): Notes (class), Notes (html)
[L7] Substitution Methods: Notes (class), Notes (html)
[L8] Exact eqs, Reducible eqs: Notes (class), Notes (html)

Ch. 2: Populations; Stability

[L9] Population models: Notes (class), Notes (html),
   Extra: Working out two full examples (from HW 9): Video [the pages are in the notes]
[L10] Stability and equilibrium: Notes (class), Notes (html)
[L11] Euler's method: Notes (class), Notes (html)
  – Geogebra app: link

Ch. 3: Systems of linear eqs; Matrices

(Extra) Summary of (reduced) echelon form: Notes
[L12] Review of linear systems: Notes
[L13] Matrices and elimination: Notes
[L14] Reduced echelon form: Notes
[L15] Matrix Operations: Notes
  – What are row operations? Notes

[L16] Inverses: Notes
  – How to compute inverses: Notes
  – Solving systems using inverses: Notes
  – Matrix equations: Notes

[L17(1)] Determinants: Notes
  – Solving systems with Cramer's Rule: Notes
[L17(2)] Determinants (cont.): Notes

[★] Vocab & concept summary/list: Notes (version 3/4/2026)

Ch. 4: Vector Spaces and Subspaces

[L18] Intro to vector spaces: Notes
  – 3Blue1Brown: Span and Independence
Independence and subspace definitions: Notes
More on subspaces (video+notes): Notes, Video
Bases and null space: Notes
Dimension: Notes
Row/Column space and rank: Notes

[★] Vocab & concept summary/list: Notes (Version 03/09/2026)

Course Calendar

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Colors:
   ■ - Lessons
   ■ - HW & Quizzes
   ■ - Exams

Notes:

Lessons are listed as
  [L〈#〉] 〈book section #〉 〈topic(s)〉,
and HW #'s indicate the material's corresponding lesson number. Some lessons have parts (1) and (2), but there is still only one homework associated to the lesson. Some book sections/topics are spread over more than one lesson.

Quiz topics are shown using
  [Q 〈#〉],
where 〈#〉 lists the lesson/homework numbers covered by the quiz.

Exams list the lessons covered, e.g., [L1-14].