Chronology of Updates (1997)

December 31
1997
Between Arithmetic and Algebra
December 22
1997
Thanks to S.Brodie for the page "Inscribing a regular pentagon in a circle and proving it"
December 19
1997
A drill applet for Trilateral Diagrams
December 18
1997
Trilateral Diagrams
December 17
1997
Bilateral Diagrams
December 16
1997
Started Lewis Carroll's Logic Game page
December 14
1997
Stewart's theorem and Heron's formula from the Pythagorean Theorem
December 13
1997
The Arithmetic-Geometric Mean Inequality as a consequence of the Pythagorean Theorem
December 11
1997
Another proof of Napoleon's theorem
December 10
1997
Brought the number of proofs of the Pythagorean Theorem to 25.
December 3
1997
Extension of Euclid's Algorithm
December 2
1997
Stern-Brocot Tree and Farey Series
December 1
1997
Tribute to Invariance
November 30
1997
Binary Euclid's Algorithm and relation of gcd to the Fundamental Theorem of Arithmetic
November 26
1997
What do you call a centipede?
November 25
1997
Squares, Circles, and Triangles
November 22
1997
Distance Between Strings
November 21
1997
Bounded Distance
November 20
1997
Sums and Products
November 19
1997
You can add apples and oranges
November 16
1997
Math Lingo: a bad meme virus
November 15
1997
Looping Chips
November 14
1997
Solitaire in the Circle
November 13
1997
Another proof of Napoleon's Theorem
November 8
1997
Hausdorff Distance
November 5
1997
A simulation for the Marriage Problem
November 4
1997
Further musings on proofs, intuition and axiomatics
November 3
1997
Thanks to S.Brodie for the Bolzano's Theorem page
November 2
1997
Thanks to W.McWorter for the Marriage Theorem
November 1
1997
Dividing Loot Fairly
October 29
1997
Another look at the problem of breaking Chocolate Bars
October 27
1997
Thanks to Richard Beigel for new discussions on Changing Colors puzzle, Separating point sets with a circle, and Irrationality of the square root of 2
October 26
1997
Number Guessing Game
October 25
1997
Euclid's Game
October 22
1997
Orthogonal latin squares
October 20
1997
4 Knights
October 18
1997
Latin Squares
October 17
1997
One solution to the Josephus Flavius problem
October 12
1997
Conversion of Fractions in Various Bases
October 10
1997
Abacus in Various Number Systems
October 7
1997
Upgraded pages on the Fundamental Theorem of Algebra
October 5
1997
Napier Bones
October 4
1997
Euclid's Algorithm
October 3
1997
Equivalence Relations
October 2
1997
Two weighing problems
October 1
1997
Euler's Function and Congruence Theorem and Chinese Remainder Theorem
September 30
1997
Spreading Memes
September 28
1997
Divisibility Criteria
September 26
1997
Wilson's Theorem
September 25
1997
Formal Framework, an example.
September 24
1997
Fermat's Little Theorem and A Real Life Story
September 23
1997
Modular Arithmetic
September 22
1997
Arithmetic Operations in Various Bases
September 21
1997
Deliberate Ambiguities
September 19
1997
Sperner's Theorem.
September 18
1997
Three Circles and Common Tangents.
September 17
1997
Flipping pancakes.
September 15
1997
A tool to verify some graph features.
September 14
1997
Generalization of the Napoleon's Theorem
September 13
1997
A beautiful property of an and a few pigeonhole problems
September 11
1997
Napoleon's Theorem
September 10
1997
Added a simulation for the Sperner's Lemma
September 8
1997
Infinitude of Primes and Ford's touching circles
September 6
1997
Diagonal Count
August 13
1997
Calendars, a story of mistakes
August 11
1997
Calendar Magic
August 10
1997
Impossible Machine and Long Runs of Composite Numbers
August 9
1997
Number System With Base 36
August 8
1997
Viewing a Statue
August 7
1997
Added a nice fact about Orthocenters and started a section on Inventor's Paranoia on the Generalization page.
August 6
1997
Added a Spanish Cryptarithm
August 2
1997
Squares and Circles game.
July 31
1997
Plus or Minus game
July 25
1997
Added solutions to the Pigeonhole Principle problems.
July 24
1997
A problem of Constant Chord and a consequence of the Ptolemy's Theorem.
July 19
1997
Mathematical Induction.
July 16
1997
Added the Cosine Rule and Proof #23 of the Pythagorean Theorem.
July 15
1997
Added Proof #22 of the Pythagorean Theorem.
July 14
1997
Ptolemy's Theorem and Proof #21 of the Pythagorean Theorem.
July 9
1997
Brought up the number of proofs of the Pythagorean Theorem to 20.
July 8
1997
Squaring a circle is an impossible task.
July 7
1997
Three circles problem with a beautiful proof.
July 6
1997
Identical Twins Puzzle.
July 4
1997
The Plainim game.
June 27
1997
Superposition Principle.
June 25
1997
Started a page on Linear Programming.
June 22
1997
Group multiplication of permutations.
June 21
1997
How to efficiently defend a castle.
June 19
1997
Ways to define and list permutations.
June 15
1997
Added a hint display to Blithe 12, Lucky 7 and Happy 8 puzzles.
June 13
1997
Added a beautiful proof and a related magic piece.
June 11
1997
Added a couple of pages on the Fundamental Theorem of Algebra.
June 8
1997
Added definition of Minkowski operations to the Addition of Shapes page.
June 7
1997
Added a couple of lemmas to the Groups of Permutations and supplied details for the solvability proof of the Happy 8 puzzle.
June 6
1997
Simplified the Binary Color Device.
June 5
1997
Added a page on multiplication of a vector by a matrix.
June 3
1997
Added a Northcott's game.
May 26
1997
Added musings on multiplication of sets and equations.
May 25
1997
Felt like explaining how the Base Conversion works.
May 24
1997
Added a little discussion on Tarski-Banach Decompositions.
May 23
1997
Added proofs #15, #16 and #17 of the Pythagorean Theorem.
May 22
1997
Added a proof #14 of the Pythagorean Theorem. Actually it's not just one proof.
May 19
1997
Expanded Four 4s up to 185.
May 18
1997
Added a little something on matrix multiplication and functions.
May 17
1997
Added the game of Scoring and Nimble
May 10
1997
Added a short discussion on multiplication of functions
May 9
1997
Added a few French cryptarithms
May 6
1997
Started a counter and made it funny on May 8.
May 3
1997
Added a simulation to the Breaking Chocolate Bar page
April 30
1997
Added a couple of beautiful facts
April 26
1997
Added a Reverse Solitaire puzzle. Also, made the whole of alt.bookstore searcheable.
April 25
1997
Redesigned Peg Solitaire. Added a variety of starting configurations.
April 22
1997
Added a page on Steiner's Theorem
April 20
1997
Added a page on Russell's Paradox
April 19
1997
Added a page on Vector product
April 18
1997
Began describing The many ways to construct a triangle
April 17
1997
Added a page on the Shoemaker's Knfie
April 15
1997
Computing a simple integral without Calculus
April 13
1997
A big day: stumbled into 4 more proofs of the Pythagorean Theorem to the total of 13.
April 12
1997
Added some musings on Shapes in a lattice and Separating point sets with a circle
April 10
1997
Added a Changing Colors puzzle
April 8
1997
Added a simple proof about a Longest segment
April 7
1997
Added a page on Peano axioms and multiplication of integers
April 6
1997
Started a page on Multiplication and another on Things Impossible
April 5
1997
Added a little discussion on Homogeneous Functions to the Generalizations page
April 3
1997
Started a Math Magic page
April 2
1997
Added a Generalizations of the Pythagorean Theorem to the Generalizations page
March 29
1997
Started a quotations page on Beauty of Matheamtics
March 28
1997
Added a couple of problems on Covering A Chessboard With Domino
March 24
1997
Added a couple of simple proofs
March 23
1997
Added Two coins and Train wheel puzzles to the Cycloids page
March 22
1997
Made the banner clickable
March 21
1997
Made a game out of the CHECKER - JUMPING problem
March 17
1997
Added some ass business to the Manifesto
March 16
1997
Added a beautiful proof about one of the conic sections
March 15
1997
Added a Weierstrass Product Inequality to the Generalizations page
March 14
1997
Added a short discussion on Breaking Chocolate Bars
March 13
1997
Added a Peg Solitaire puzzle
March 9
1997
Added a page on the Index Lemma and the Fixed Point Theorem
March 8
1997
Added a couple of pages to the Manifesto
March 2
1997
Finally added my Manifesto as to the purpose of this site. Couldn't wait until April 1.
February 28
1997
Added a Continued fractions page.
February 26
1997
Added a little something about linear functions.
February 24
1997
Added ruminations on the right way of adding milk to coffee.
February 23
1997
Added an article from The American Mathematical Monthly and my reply to it to the Mathematics as a Language page
February 18
1997
Added a page on Cantor Set and Function.
Upgraded the Three 3's,4's, and 5's pages
February 17
1997
Expanded pages on Proofs in Mathematics and Mathematics as a language
February 16
1997
Started a page on Proofs in Mathematics
February 13
1997
Added the Turning Turtles game
February 11
1997
Added the Wythoff's Nim puzzle
February 7
1997
Added a proof of solvability of the Blithe 12 puzzle
February 6
1997
Upgraded Self-reference page
February 4
1997
Added a page on Misuse and Misconception of Statistics
February 3
1997
Upgraded the Coincidence page
February 2
1997
Started Mathematics as a language page
February 1
1997
Upgraded proofs for the Fifteen, Sliders, Lucky 7, and Happy 8 puzzles
January 30
1997
Added some musings about American Schoolteacher and my gullibility
January 25
1997
Started a page of Addition
January 24
1997
Scanned a few pages from The Power of Logical Thinking by Marylin vos Savant. Makes a good reading.
January 22
1997
Added a page on Mathematical Proof
January 18
1997
Added The only rational triangle page
January 16
1997
Added a Binary Color Device to help learn boolean bitwise operations.
January 5
1997
Converted the Bibliography page into a Bookstore in association with Amazon.com.
January 4
1997
Started a Fast Arithmetic Tips page.
January 1
1997
Added a page on Pigeonhole Principle

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