Newsletter number 25 ; Wednesday, January 12,2010
What's special about 21 through 30?


Newsletter number 24 ; Wednesday, January 5,2010
The eight queens puzzle


Newsletter number 23 ; Wednesday, December 29, 2010
What's special about integers 11 through 20?


Newsletter number 22 ; Wednesday, December 22, 2010
What's special about numbers 0 through 10?


Newsletter number 21 ; Wednesday, December 15, 2010
Reciprocal is sum of reciprocals.


Newsletter number 20 ; Wednesday, December 8, 2010
The Impossible Puzzle


Newsletter number 19 ; Wednesday, December 1, 2010
Reducible fourth degree polynomials


Newsletter number 18 ; Wednesday, November 24, 2010
Modular Doodling


Newsletter number 17 ; Wednesday, November 17, 2010
The five fifth roots of 1.


Newsletter number 16 ; Wednesday, November 10, 2010
Fractional Derivatives


Newsletter number 15 ; Wednesday, November 3, 2010
Calculus Overview


Newsletter number 14 ; Wednesday, October 27, 2010
sum of squares equal to square


Newsletter number 13 ; Wednesday, October 20, 2010
Special factoring of positive integers


Newsletter number 12 ; Wednesday, October 13, 2010
Constructing Algebraic Identities


Newsletter number 11 ; Wednesday, October 6, 2010
Solving Quadratic Equations


Newsletter number 10 ; Wednesday, September 29, 2010
Vector Numbers


Newsletter number 9 ; Wednesday, September 22, 2010
Sum of same power of consecutive integers


Newsletter number 8; Wednesday, September 15, 2010
Generating prime integers in sequence


Newsletter number 7; Wednesday, September 8, 2010
Introducing prime integers


Newsletter number 6; Wednesday, September 1, 2010
Division by Zero

Newsletter number 5; Wednesday, August 25, 2010
Meaning of Equality

Newsletter number 4; Wednesday, August 18, 2010
Remainder Arithmetic

Newsletter number 3; Wednesday, August 11, 2010
Algebraically derived numbers

Math Newsletter number 2; Wednesday, August 4, 2010
Extending the number system

Math Newsletter number 1; Wednesday, July 28, 2010
Multiplication Table