Top Posts
 Notes on Representation  The Number Line
 Operators, Functions, and Properties  part 42
 Running the Math Gauntlet
 Making Change  A Sam Lloyd puzzle
 Notes on Deferred Computation  the Pythagorean Spiral
 Notes on Fractions
 Operators, Functions, and Properties  part 35
 Operators, Functions, and Properties  part 38

Recent Posts
 Mathematical Notations and Schools – 15
 Mathematical Notation and Schools – 14
 Mathematical Notation and Schools – 13
 Mathematical Notation and Schools – 12
 Mathematical Notation and Schools – 11
 Mathematical Notation and Schools – 10
 Mathematical Notation and Schools – 9
 Mathematical Notation and Schools – 8
 Mathematical Notations and Schools – 7
 Mathematical Notations and Schools – 6
 Mathematical Notation and Schools – 5
 Mathematical Notation and Schools – 4
 Mathematical Notation and Schools – 3
 Mathematical Notation and Schools – 2
 Mathematical Notation and Schools: The Series
Blogroll
 attribution black box deferred computation denominations discoverable education embedding equivalence extending patterns gauntlet graded hurdles invariants lookup math class math in the comics matrix multiplication models naming notation puzzle recurrence relationship representational proof representations reverse engineering selection series on math learning sieve sorting standing on nothing state unlearning whole vs. parts
Archives
 July 2011
 June 2011
 May 2011
 April 2011
 February 2011
 January 2011
 December 2010
 November 2010
 October 2010
 September 2010
 August 2010
 July 2010
 May 2010
 April 2010
 March 2010
 February 2010
 January 2010
 December 2009
 September 2009
 August 2009
 July 2009
 June 2009
 May 2009
 April 2009
 March 2009
 February 2009
 January 2009
 December 2008
Monthly Archives: December 2008
Learning and Unlearning Mathematics
The greatest obstacle to discovery is not ignorance, but the illusion of knowledge. — Daniel Boorstin One of the challenges facing anybody who is learning something new is that you always start from somewhere already. What’s already there may either … Continue reading
Walter Warwick Sawyer, 19112008
This year, a hero of mine passed away. You can find an obituary here: w.w. sawyer obituary. I encountered W.W. Sawyer when I was a young teenager, through one of his books on mathematics. I have since collected as many … Continue reading
Posted in Uncategorized
6 Comments
Mathematics as a Rich Inheritance
Much of what we think of as mathematics, from the arithmetic we learned in elementary school to the way we write numbers, the way we draw graphs, the way we write equations, all this and more has been passed down … Continue reading
Posted in Uncategorized
Leave a comment