New in MathWorld -- March 2009

Tuesday March 31, 2009

Simple Polyhedron (modified)

Monday March 30, 2009

Sunday March 29, 2009

Constructible Polygon (modified)
Horn Torus (modified)
Monsters of Real Analysis
Paterson's Worms (modified)
Point-Line Distance--3-Dimensional (modified)
Prime-Generating Polynomial (modified)
Spindle Torus (modified)
Torus (modified)
Triangle Area (modified)

Saturday March 28, 2009

Abel Prize (modified)
Canonical Polygon (modified)

Friday March 27, 2009

Promic Number (modified)
Pronic Number (modified)

Thursday March 26, 2009

Abi-Khuzam Inequality
Flanders' Inequality (modified)

Wednesday March 25, 2009

Almost Integer (modified)
Binary Quadratic Form Determinant (modified)
Binary Quadratic Form Discriminant (modified)
Consecutive Number Sequences (modified)
Copeland-Erdős Constant (modified)
Heptagon (modified)
Reciprocal Lucas Constant (modified)
Star of David Theorem (modified)

Tuesday March 24, 2009

Omega Constant (modified)
Power Tower (modified)
Principle of Transfinite Induction (modified)
Trapezium (modified)
Zenith Angle (modified)

Monday March 23, 2009

Beast Number (modified)
Damped Exponential Cosine Integral (modified)
Dumbbell Curve (modified)
Euler-Mascheroni Constant Approximations (modified)
Imaginary Number (modified)
King Graph (modified)
Osborn's Rule
Polar Angle (modified)
q-Binomial Coefficient (modified)
Queen Graph (modified)

Sunday March 22, 2009

Angle Trisection (modified)
Characteristic Polynomial (modified)
Circuit Rank (modified)
Clebsch Graph (modified)
Gaussian Brackets (modified)
Pi Approximations (modified)
Vector Division (modified)

Saturday March 21, 2009

Consecutive Number Sequences (modified)
Constant Primes (modified)
Ellipse (modified)
Integer Sequence Primes (modified)
Signature Sequence (modified)
Woodall Number (modified)

Friday March 20, 2009

Almost Integer (modified)
Dedekind Eta Function (modified)
Harmonic Conjugate (modified)
Power (modified)
Sinc Function (modified)

Wednesday March 18, 2009

Hadwiger-Nelson Problem (modified)
Knight Graph (modified)
Unit-Distance Graph (modified)

Tuesday March 17, 2009

Golomb Graph
Moser Spindle (modified)
Newton's Method (modified)
Spider Graph (modified)
Weakly Regular Graph (modified)

Saturday March 14, 2009

Friday March 13, 2009

Weakly Prime (modified)

Thursday March 12, 2009

Knight Graph (modified)
Knight's Path
Ramsey Number (modified)
Variation of Parameters (modified)
Wilson Polynomial (modified)

Wednesday March 11, 2009

Tuesday March 10, 2009

Littlewood-Salem-Izumi Constant

Sunday March 8, 2009

Minesweeper (modified)
Modular Discriminant (modified)
Rhombohedron (modified)

Saturday March 7, 2009

Golden Rhombohedron (modified)
Rhombohedron (modified)

Friday March 6, 2009

Andrews-Schur Identity (modified)
Cissoid of Diocles (modified)
Infinitesimal (modified)
Lagrange's Four-Square Theorem (modified)
Lyapunov Condition (modified)
Power Floor Prime Sequence (modified)
Spherical Ring (modified)

Thursday March 5, 2009

Dodecahedron (modified)

Wednesday March 4, 2009

Jensen's Inequality (modified)
Triple-Free Set (modified)
Zebra Graph (modified)

Tuesday March 3, 2009

Archimedean Dual (modified)
Archimedean Solid (modified)
Chaitin Omega Number
Chaitin's Constant (modified)
Cubic Number (modified)
Göllnitz-Gordon Identities (modified)
Hypercube Graph (modified)
Interprime (modified)
Prime-Generating Polynomial (modified)
Universal Turing Machine (modified)
Writhe (modified)

Monday March 2, 2009

Archimedean Dual Stellations
Archimedean Solid Stellations (modified)
Dodecahedron Stellations (modified)
Fully Supported Stellation
Icosahedron Stellations (modified)
Icosidodecahedron Stellations (modified)
Invisible Point
Invisible Square
Miller's Rules
Octahedron Stellations (modified)
Rhombic Dodecahedron Stellations (modified)
Rhombic Triacontahedron Stellations (modified)
Triakis Icosahedral Graph (modified)
Triakis Tetrahedron Stellations (modified)
Triangular Prism (modified)
Tupper's Self-Referential Formula (modified)
Twin Primes (modified)
Type I Error (modified)
Type II Error (modified)
Visible Square

Sunday March 1, 2009

Brick Factory Problem
Chevalley-Serre Relations
Integer Sequence Primes (modified)
Plesiohedron
Schinzel Circle (modified)
Semimagic Square (modified)
Semiprime (modified)
Serre Relations (modified)
Shaw Prize (modified)
Simple Polyhedron (modified)
Skewes Number (modified)
Smale's Problems (modified)
Smooth Number (modified)
Sociable Numbers (modified)
Solved Problems (modified)
Sophie Germain Prime (modified)
Space-Filling Polyhedron (modified)
Square-Free Graph (modified)
Stem-and-Leaf Diagram (modified)
Stieltjes Constants (modified)
Stirling Number of the First Kind (modified)
Stirling Number of the Second Kind (modified)
Sturm-Liouville Equation (modified)
Subfactorial (modified)
Subsequence (modified)
Subtended Angle
Sudoku (modified)
Swastika (modified)
Taxicab Number (modified)
Term (modified)
Tetradecahedron (modified)
Tetradic Number (modified)
Tetrahedron (modified)
Tetromino (modified)
Torus (modified)
Totitive
Transfinite Induction
Trapezium (modified)
Turán Brick Factory Problem
Visible Point (modified)
Yff Hyperbola (modified)
Zarankiewicz's Conjecture (modified)
Zebra Graph (modified)

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