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Mr Pie
  • Member for 3 years, 11 months
  • Last seen more than a month ago
  • Melbourne VIC, Australia
15 votes
8 answers
3k views

How should I introduce the Chain Rule

  • 5,539
38 votes
13 answers
19k views

Why do we teach complex numbers?

20 votes
12 answers
3k views

Explaining the order of negative integers

18 votes
7 answers
1k views

How can I motivate the formal definition of continuity?

30 votes
7 answers
1k views

When $-x$ is positive

40 votes
5 answers
3k views

Effects of early study of advanced books

  • 8,769
32 votes
20 answers
5k views

How to explain that a negative number multiplied by a negative number is a positive number, and that $-(-x)=x$?

31 votes
10 answers
2k views

Should students be asked to use more than one notation for the derivative in an introductory calculus class?

23 votes
6 answers
786 views

How can you explain to students that they should not use the same variable in an integrand and in the limits of integration simultaneously?