New in MathWorld -- April 2004

Friday April 30, 2004

Thursday April 29, 2004

Delta Function (modified)
Kampyle of Eudoxus (modified)
Smarandache Function (modified)

Wednesday April 28, 2004

Catalan Number (modified)

Tuesday April 27, 2004

Monday April 26, 2004

Aliquot Divisor (modified)
Catalan Number (modified)
Dürer's Conchoid (modified)
Eight Curve (modified)
Ellipse (modified)
Ellipse Involute (modified)
Epicycloid Pedal Curve (modified)
Preorder
Quasiorder

Sunday April 25, 2004

Area (modified)
Circle Inverse Curve
Circle Orthotomic (modified)
Circle Pedal Curve (modified)
Circle Radial Curve (modified)
Cycloid Radial Curve (modified)
Deltoid Involute (modified)
Deltoid Pedal Curve (modified)
Deltoid Radial Curve (modified)
Dumbbell Curve (modified)
Minkowski's Lemma
Vecten Points (modified)

Saturday April 24, 2004

Rhombus (modified)

Friday April 23, 2004

Common Logarithm (modified)
Lg (modified)
Logarithm (modified)
Nested Logarithm

Thursday April 22, 2004

Wednesday April 21, 2004

Binomial Coefficient (modified)
Cylinder (modified)
Isomorphism (modified)
Iverson Bracket (modified)
k-Subset (modified)
Logarithmic Integral (modified)
n-Tuple (modified)
Piecewise
Piecewise Function
Sokhotsky's Formula (modified)
Soldner's Constant (modified)
Sphere (modified)
String (modified)
Subset (modified)
Subsets
Symmetric Polynomial (modified)
Unit Matrix (modified)

Tuesday April 20, 2004

Absolute Square (modified)
Alternating Group (modified)
Ball Picking
Bessel Function of the Second Kind (modified)
Bézout's Theorem (modified)
Braid (modified)
Dixon-Ferrar Formula (modified)
Farkas's Lemma (modified)
Favard Constants (modified)
Isomorphism (modified)
Jordan Canonical Form (modified)
Level Set (modified)
Maltitude (modified)
Matrix Polynomial (modified)
Maurer Rose (modified)
Moment-Generating Function (modified)
Near Noble Number (modified)
Noble Number (modified)
Traveling Salesman Constants (modified)
Unknown

Monday April 19, 2004

Arithmetic Progression (modified)
Braid Group (modified)
Braid Word (modified)
Checker-Jumping Problem (modified)
Complexity (modified)
Conway's Soldiers (modified)
Integer Complexity (modified)
Minimal Banach Space (modified)
Nine-Point Center (modified)
Square (modified)
Triangle (modified)
Triangle Triangle Erecting
Vecten Points

Sunday April 18, 2004

Saturday April 17, 2004

Astroid Evolute (modified)
Astroid Involute (modified)
Bean Curve (modified)
Cardioid Evolute (modified)
Cardioid Involute (modified)
Cardioid Negative Pedal Curve (modified)
Cardioid Pedal Curve (modified)
Cayley's Sextic (modified)

Friday April 16, 2004

Thursday April 15, 2004

Balanced Binomial Coefficient (modified)
Ball Triangle Picking (modified)
Binomial Coefficient (modified)
Bracketing (modified)
Conchospiral
Nested Function (modified)
Polygon Triangle Picking (modified)
Sylvester's Four-Point Problem (modified)
Triangle Point Picking (modified)

Wednesday April 14, 2004

Arithmetic Progression (modified)
Arithmetic Sequence (modified)
Butterfly Curve (modified)
Debye's Asymptotic Representation (modified)
Extremum (modified)
Fourier Series--Power (modified)
Gödel Number (modified)
Harmonic Series (modified)
Newton-Cotes Formulas (modified)
Rule of 72 (modified)
Trigonometry Angles--Pi/11 (modified)

Tuesday April 13, 2004

Additive Polynomial
Algebraic Identity
Arc Length (modified)
Bifoliate (modified)
Bifolium (modified)
Ferrari's Identity (modified)
Folium (modified)
Kepler's Folium (modified)
Quadrifolium (modified)
Reciprocal Fibonacci Constant (modified)
Trifolium (modified)
Zariski Topology (modified)

Monday April 12, 2004

Saturday April 10, 2004

4/n Problem (modified)
Dissection (modified)
Elder's Theorem (modified)
Penrose Tiles (modified)
Stanley's Theorem (modified)

Friday April 9, 2004

Hurwitz Zeta Function (modified)
Maximum (modified)
Minimum (modified)
Paired t-Test (modified)
Riemann Zeta Function (modified)
Witch of Agnesi (modified)

Thursday April 8, 2004

Adjoint (modified)
Adjoint Matrix (modified)
Champernowne Constant (modified)
Closed Graph Theorem (modified)
Complex Conjugate (modified)
Computational Irreducibility (modified)
Concatenation Sequence
Conjugate Transpose (modified)
Consecutive Number Sequences (modified)
Dagger (modified)
Ideal (modified)
Interior (modified)
Isometry Element
Projection Matrix (modified)
Ramanujan Constant (modified)
Transpose (modified)

Wednesday April 7, 2004

Tuesday April 6, 2004

Saturday April 3, 2004

Kac Formula (modified)
Prime Sums (modified)

Friday April 2, 2004

Binomial Distribution (modified)
Capacity Dimension (modified)
Correlation Dimension (modified)
Discrete Uniform Distribution (modified)
Equally Likely Outcomes Distribution (modified)
Exterior Angle (modified)
Geometric Distribution (modified)
Negative Binomial Distribution (modified)
Normal Distribution (modified)
Octagon (modified)
Poisson Distribution (modified)
StudentTDistribution
Truncated Icosahedron (modified)
Uniform Distribution (modified)
Vertex Angle (modified)

Thursday April 1, 2004

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