Encyclopedia Article Centre

Encyclopedia Articles

More than 35,000 articles on the world of knowledge--from aardvark to zither.

Physical Sciences & Technology

Astronomy & Space Science

Scientists & Inventors

Sports, Games, Hobbies, & Pets

Sidebars

Historic documents, famous speeches, literary excerpts, and more.

Literature Guides

Perspectives on authors, characters, and themes of renowned works of literature.

Project Starters

Get going on papers, presentations, and more with step-by-step guides.

*	Exclusively for MSN Encarta Premium Subscribers Join Now

Physical Sciences & Technology

Mathematics

B	Babbage, Charles Banach, Stefan Bar Chart Barrow, Isaac Base (mathematics) Bayes' Theorem Bernoulli, Daniel Bernoulli, Jakob Bernoulli, Johann Binary Binomial Bisect Bisector Bode's Law Bolyai, János Bolzano, Bernhard Boole, George Boolean Algebra Bowditch, Nathaniel

Data Analysis
De Moivre, Abraham
Decimal System
Decision Theory
Dedekind, (Julius Wilhelm) Richard
Degree
Denominator
Descartes, René
Determinant
Deviation
Difference
Differential Equation
Dimension (geometry)
Diophantine Analysis
Diophantus
Directly Proportional
Distributive Property
Dividend (mathematics)
Doppler, Christian Johann

E	e (mathematics) Eccentricity Econometrics Ellipse Envelope Equation Equation, Indeterminate Equations, Theory of Estimation Euclid (mathematician) Euler, Leonhard Exponent Exterior Angle

F	Factor Factorial Fermat, Pierre de Fermat's Last Theorem Fibonacci, Leonardo Fibonacci Series Field (mathematics) Field (physics) Finite Differences Fisher, Sir Ronald Focus Formula Fourier, Jean-Baptiste Joseph, Baron Fractal Fraction Frege, Gottlob Function

G	Galois, Évariste Game Theory (mathematics) Gauss, Carl Friedrich Geometric Progression Geometry Germain, Sophie Gibbs, J(osiah) Willard Gödel, Kurt Gödel's Theorem Goldbach's Conjecture Golden Section Gradient Graphs and Charts Group

H	Hamilton, Sir William Rowan Hardy, Godfrey Harold Hero of Alexandria Hilbert, David Hipparchus Histogram Huygens, Christiaan Hyperbola Hyperbolic Cosecant Hyperbolic Cosine Hyperbolic Cotangent Hyperbolic Secant Hyperbolic Sine Hyperbolic Tangent

I	Identity Imaginary Numbers Index (mathematics) Induction, Mathematical Inequality Infinite Series Infinity Information Theory Inscribe Integer Interior Angle Inverse Function Inversely Proportional Irrational Numbers Isometric Representation Iterative Process

J	Jacobi, Karl Gustav Jakob Jeans, Sir James Hopwood Jevons, William Stanley

L	Lagrange, Joseph Louis, Comte de Lefschetz, Solomon Leibniz, Gottfried Wilhelm Line Line Segment Linear Algebra Linear Programming Lobachevsky, Nikolay Ivanovich Locus Logarithm Logic

M	Maclaurin, Colin Magic Square Mandelbrot, Benoit B. Mantissa Mapping (mathematical) Mathematical Symbols Mathematics Matrix Theory Mean Median Median (geometry) Minkowski, Hermann Möbius Strip Mode (mathematics) Modelling, Mathematical Modulus

N	Napier, John Negative Number Neumann, John von Newton, Sir Isaac Noether, (Amalie) Emmy Non-Euclidean Geometry Noncollinear Nonrepeating Decimal Normal Curve Number Number Systems Number Theory Numerals Numerator

O	Obtuse Angle Ordinal Number Ordinate Origin

Q	Qin Jinshao Quadratic Equation Quadrilateral Queuing Theory Quine, Willard Van Orman

R	Radian Rational Numbers Ray (geometry) Real Numbers Rectangle Reflex Angle Rhombus Riemann, Georg Friedrich Bernhard Right Angle Root (mathematics) Rounding Ruffini, Paolo Russell, Bertrand Arthur William, 3rd Earl Russell

T	Takakazu Seki Tangent (geometry) Tangent (trigonometry) Tessellation Thomson, William, 1st Baron Kelvin Topology Torricelli, Evangelista Torus Transformation Trapezium Triangle (shape) Trigonometry Turing, Alan Mathison

V	Vector Venn Diagram Viète, François Volume

W	Weierstrass, Karl Theodor Wilhelm Weyl, Hermann Whitehead, Alfred North Wiener, Norbert

Z	Zeno of Elea Zero Zhu Shijie

Also on Encarta

•	Featured columns

•	Encarta's best lists

•

Test your knowledge

Have Your Say

Encarta Products