# New in *MathWorld* -- August
2002

### Saturday August 31, 2002

- Automorphism Group (modified)
- Barnsley's Tree
- Graph Automorphism (modified)
- Identity Graph
- Symmetric Graph

### Friday August 30, 2002

- Boole's Rule
- Cotes' Spiral (modified)
- Cube 3-Compound (modified)
- Cube 5-Compound (modified)
- Cubic Graph (modified)
- Edge-Transitive Graph (modified)
- Flower Snark
- Snark (modified)

### Thursday August 29, 2002

- Cube 2-Compound (modified)
- Dipyramid (modified)
- Hexagonal Dipyramid
- Least Squares Fitting (modified)
- Least Squares Fitting--Perpendicular Offsets
- Least Squares Fitting--Polynomial
- Matrix 1-Inverse
- Moore-Penrose Matrix Inverse
- Pseudoinverse
- Pyramid (modified)

### Tuesday August 27, 2002

- Derivative (modified)
- Hyperbolic Spiral (modified)
- Poinsot's Spirals (modified)
- Taxicab Metric (modified)

### Monday August 26, 2002

- Border Square (modified)
- Cotes' Spiral (modified)

### Sunday August 25, 2002

- Great Dodecahedron-Small Stellated Dodecahedron Compound (modified)
- Magic Square (modified)
- Multimodal
- Prime Magic Square

### Saturday August 24, 2002

### Friday August 23, 2002

- Bernstein Polynomial (modified)
- Cyclic Tag System (modified)
- Exponential Integral (modified)
- Incomplete Gamma Function (modified)

### Thursday August 22, 2002

- Blanuša Snarks (modified)
- Distribution Function (modified)
- Double Star Snark
- Multivariate Normal Distribution (modified)
- Szekeres Snark (modified)

### Wednesday August 21, 2002

- Blanuša Snarks
- Commutative Monoid (modified)
- Covering Map (modified)
- Covering Space
- Etale Space
- Fields Medal (modified)
- Separable Space
- Sigma
- Sigma-Discrete Family
- Sigma-Locally Finite Family
- Snark
- Subbasis
- Szekeres Snark
- T_2-Space (modified)
- Taxicab Metric
- Tietze's Extension Theorem
- Topologist's Sine Curve
- Totally Disconnected Space

### Tuesday August 20, 2002

- Lerch Transcendent (modified)
- Q-Function (modified)
- q-Product
- Spherical Cone (modified)

### Monday August 19, 2002

- Statistical Median (modified)

### Sunday August 18, 2002

- Cal (modified)
- Fast Walsh Transform
- Hadamard Matrix (modified)
- Newton's Method (modified)
- Sal (modified)
- Thue-Morse Constant (modified)
- Walsh Function (modified)
- Walsh Transform
- Young Girl-Old Woman Illusion (modified)

### Saturday August 17, 2002

### Friday August 16, 2002

- Bivariate Normal Distribution (modified)
- Gilbreath's Conjecture (modified)
- Trivariate Normal Distribution

### Thursday August 15, 2002

- Bézier Curve (modified)
- Moving Average (modified)
- Spline (modified)

### Wednesday August 14, 2002

- Bar Chart (modified)
- Bimodal
- Category Product
- Contour Plot (modified)
- Cubic Spline (modified)
- Histogram (modified)
- Mode (modified)
- Pie Chart (modified)
- Proper Extension
- Tridiagonal Matrix (modified)
- Trimodal
- Tychonoff Theorem (modified)
- Unimodal
- Vector Field (modified)

### Tuesday August 13, 2002

- Kendall Operator
- Kurtosis (modified)
- Mode (modified)
- Normal Space
- Open Cover
- Order Topology
- Orthogonal
- Orthogonal Complement
- Orthogonal Sum
- Path (modified)
- Productive Property
- Product Metric
- Product Topology
- Pseudometric Topology
- Regular Space
- Sample Mean (modified)
- Skewness (modified)
- Tychonoff Plank
- Tychonoff Space
- Tychonoff Theorem

### Monday August 12, 2002

### Sunday August 11, 2002

- Additive Cellular Automaton
- Apollonian Gasket (modified)
- Causal Graph
- Causal Invariance
- Causal Network
- Eisenstein's Irreducibility Criterion
- Equivalent Metrics
- Family
- Finite Extension
- Group Algebra
- Hedgehog Metric
- Hereditary Property
- Hermitian Form
- Hilbert Cube
- Horseshoe Lemma
- Integral Closure
- Integral Element
- Integral Extension
- Integrally Closed
- Kleinian Group (modified)
- Multiway System

### Saturday August 10, 2002

- Normal Vector (modified)

### Friday August 9, 2002

- Central Beta Function (modified)
- Double Series (modified)
- F-Distribution (modified)
- Noncentral Chi-Squared Distribution (modified)
- Noncentral F-Distribution
- Noncentral Student's t-Distribution

### Thursday August 8, 2002

### Wednesday August 7, 2002

- Fundamental Group (modified)
- Primality Test (modified)

### Tuesday August 6, 2002

- Common Logarithm (modified)
- Ratio of Magnification
- Similar (modified)
- Similarity
- Similarity Transformation (modified)

### Monday August 5, 2002

- Adomian Polynomial (modified)
- Bisection
- Hypergeometric Function (modified)
- Raw Moment (modified)

### Sunday August 4, 2002

- Central Moment (modified)
- h-Statistic
- k-Statistic (modified)
- Mean (modified)
- Polyache
- Polykay
- Power Sum (modified)
- Raw Moment (modified)
- Sample Central Moment
- Sample Mean
- Sample Raw Moment
- Symmetric Polynomial (modified)

### Saturday August 3, 2002

### Friday August 2, 2002

- Frobenius Method (modified)
- Gudermannian (modified)
- Half-Angle Formulas (modified)

### Thursday August 1, 2002

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