# New in *MathWorld* -- March
2002

### Sunday March 31, 2002

- Laplace Transform (modified)

### Saturday March 30, 2002

- Circle Packing (modified)
- Fermat-Catalan Conjecture (modified)
- Smoothed Octagon

### Friday March 29, 2002

- Honeycomb (modified)

### Thursday March 28, 2002

- Eternity (modified)

### Wednesday March 27, 2002

- Confidence Interval (modified)
- Fraction (modified)
- FRACTRAN (modified)
- Prime Formulas (modified)
- Rational Number (modified)

### Tuesday March 26, 2002

- Closed Sentential Formula
- Open Sentential Formula
- Pseudoprime (modified)
- Sentence (modified)
- Sentential Formula
- Sentential Variable

### Monday March 25, 2002

- Isosceles Right Triangle (modified)
- Linear Transformation (modified)
- Moment-Generating Function (modified)
- Polyabolo (modified)
- Polyform (modified)
- Tetrabolo (modified)
- Triabolo (modified)

### Sunday March 24, 2002

- Chu-Vandermonde Identity (modified)
- Cylindrical Hoof (modified)
- Cylindrical Wedge (modified)

### Saturday March 23, 2002

- Trapezohedron (modified)

### Friday March 22, 2002

- ANOVA (modified)
- Plouffe's Constants (modified)
- Rook Polynomial (modified)
- Unknotting Number (modified)

### Thursday March 21, 2002

### Saturday March 16, 2002

- Bishops Problem (modified)
- Kings Problem (modified)
- Knights Problem (modified)
- Queens Problem (modified)

### Friday March 15, 2002

- 196-Algorithm (modified)
- Accuracy
- Arithmetic Mean (modified)
- Precision
- Significance Arithmetic

### Thursday March 14, 2002

- Permutation Matrix (modified)
- Rook Number (modified)
- Rook Polynomial
- Rooks Problem (modified)
- Spearman Rank Correlation Coefficient (modified)

### Wednesday March 13, 2002

- Almost All (modified)
- Baxter-Hickerson Function (modified)
- Continued Fraction Constants (modified)
- Partition (modified)

### Tuesday March 12, 2002

- Lew k-Gram (modified)
- Norm (modified)
- Pair Group (modified)
- Percolation Threshold (modified)
- Rooted Graph
- Root Vertex (modified)
- Sandwich Theorem (modified)
- Symmetric Relation (modified)

### Monday March 11, 2002

- Arithmetic (modified)
- Chess (modified)
- Directed Graph (modified)
- Pair Group
- Shogi
- Simple Graph (modified)
- Tic-Tac-Toe (modified)
- Xiangqi

### Sunday March 10, 2002

- Alternating Group (modified)
- Cycle Index (modified)
- Cyclic Group (modified)
- Dihedral Group (modified)
- Symmetric Group (modified)

### Saturday March 9, 2002

- Cage Graph (modified)
- Complete Digraph (modified)
- Complete Graph (modified)
- Cubical Graph (modified)
- Inequality (modified)

### Friday March 8, 2002

- Matrix Norm (modified)
- Mu Function (modified)
- mu-Operator
- Turán Graph (modified)

### Thursday March 7, 2002

- Chromatic Number (modified)
- Common Logarithm (modified)
- Euclidean Space (modified)
- Isosceles Right Triangle (modified)
- Natural Logarithm (modified)
- Norm (modified)
- n-Space
- Null Vector (modified)
- n-Vector
- Quaternion Conjugate
- Quaternion Norm
- Random Walk--1-Dimensional (modified)
- Random Walk--3-Dimensional (modified)
- Vector (modified)
- Vector Norm (modified)

### Wednesday March 6, 2002

- 30-60-90 Triangle (modified)
- Almost Integer (modified)
- Gamma Function (modified)
- Incircle (modified)
- In-Shuffle
- Isosceles Right Triangle
- Isosceles Triangle (modified)
- Multiplicative Order (modified)
- Out-Shuffle
- Riffle Shuffle (modified)
- Right Triangle (modified)

### Tuesday March 5, 2002

- Binary (modified)
- Digit Count
- Go (modified)
- Line Line Picking (modified)
- Point-Line Distance--2-Dimensional (modified)
- Point-Line Distance--3-Dimensional (modified)
- Point-Point Distance--1-Dimensional (modified)
- Point-Point Distance--2-Dimensional (modified)
- Point-Point Distance--3-Dimensional (modified)
- Sporadic Group (modified)
- Weierstrass Form (modified)

### Monday March 4, 2002

- 30-60-90 Triangle (modified)
- Almost Integer (modified)
- Checkerboard (modified)
- Four-Dimensional Geometry

### Sunday March 3, 2002

- Checkers (modified)

### Saturday March 2, 2002

- Heptagonal Number (modified)
- Hexagonal Number (modified)
- Nonagonal Number (modified)
- Octagonal Number (modified)
- Pentagonal Number (modified)
- Permutation Ascent (modified)
- Permutation Run (modified)
- Square Number (modified)
- Triangular Number (modified)

### Friday March 1, 2002

- Chess (modified)
- Chinese Checkers
- Eulerian Number (modified)
- Sinc Function (modified)

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