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For more information, please see full course syllabus of College Calculus: Level I
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Lecture Comments (13)

0 answers

Post by enya zh on August 21, 2015

☺

0 answers

Post by candace castro on March 6, 2015

why did you choose to start with (at 11:19) |x-3| instead of |x+3|?

2 answers

Last reply by: Sitora Muhamedova
Fri May 17, 2013 10:15 PM

Post by kelly Akum on July 18, 2012

Is 6 a choosen # of delta?

2 answers

Last reply by: Lydon Palmer
Tue Feb 14, 2012 7:13 AM

Post by Alexandre Becker on October 23, 2011

Why does she use the delta less than one?

0 answers

Post by John Powell on May 30, 2011

Very clear lecture on this complicated topic. I liked the schema she presented as an aid in organizing your thinking in solving these kinds of problems.

1 answer

Last reply by: Galyna Bartkiv
Thu Jul 15, 2010 6:35 PM

Post by Carl Charles on June 14, 2010

what does epsilon stand for in the proof?

0 answers

Post by Christina Booker on December 30, 2009

I was following the lessons fine but this freaks me out! I do not even begin to understand this lesson. I plan to watch it again so maybe something will sink in. WOW this is tough. A little more explaination is needed for me. I am really confused.

Formal Definition of a Limit

  • Depending on your instructor, you may spend only a little time on this topic.
  • These epsilon-delta proofs are very important in advanced mathematics!
  • Try to follow the geometrical idea behind the proofs.
  • Your instructor or your textbook may have sample proofs on which you can base your proofs.

Formal Definition of a Limit

Lecture Slides are screen-captured images of important points in the lecture. Students can download and print out these lecture slide images to do practice problems as well as take notes while watching the lecture.

  • Intro 0:00
  • Formal Definition 0:13
    • Template
    • Epsilon and Delta
  • Lecture Example 1 1:40
  • Lecture Example 2 9:20
  • Additional Example 3
  • Additional Example 4