Skip to content

Let epsilon be positive

College math with a twist

  • Home
  • Contact
  • About

Month: June 2019

Asymptotic comparison – I

In the coming posts, I want to discuss the notions of asymptotic comparison, which is essentially the mathy way of saying "these two things look alike" or "this one is much larger than this other one". The point, as with many new notions, is to simplify. Most of the expressions / formulas / functions that … Continue reading Asymptotic comparison – I →

Raoul Normand calculus Leave a comment June 30, 2019July 19, 2019

Matrix multiplication

How do you multiply matrices? I realized that the technique that I learned back in the days is not as common as I thought. I often see my students struggling to perform simple matrix multiplications, and I would argue that part of the reason is that they write them side-by-side. This is also what I … Continue reading Matrix multiplication →

Raoul Normand linear algebra Leave a comment June 17, 2019July 19, 2019

L’Hospital rule

I had never heard of L'Hospital rule before I had to teach it, one fateful morning of 2012 at the University of Toronto. The class was your standard Calculus 1 class, where L'Hospital rule features prominently as your one-size-fits-all trick to compute limits. "How come I never heard of this?", I thought. That's when I … Continue reading L’Hospital rule →

Raoul Normand calculus, opinion Leave a comment June 13, 2019July 19, 2019

Categories

  • algebra
  • calculus
  • foundations
  • linear algebra
  • opinion

Tags

algebra asymptotic comparison calculus determinant equivalent factorization foundation foundations function hospital rule interpolation Lagrange landau limit linear algebra little o matrix opinion polynomial rant root sequence set set theory Taylor trick Vandermonde zero

Archives

  • August 2020
  • July 2020
  • July 2019
  • June 2019

Recent Comments

Blog at WordPress.com.
  • Follow Following
    • Let epsilon be positive
    • Already have a WordPress.com account? Log in now.
    • Let epsilon be positive
    • Customize
    • Follow Following
    • Sign up
    • Log in
    • Report this content
    • View site in Reader
    • Manage subscriptions
    • Collapse this bar
 

Loading Comments...