Education
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Mathematics
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Areas of mathematics
Elementary mathematics
Elementary mathematics consists of mathematics topics frequently taught at the primary or secondary school levels. The most basic topics in elementary mathematics are arithmetic and geometry. Beginn...
Elementary mathematics - Wikipedia
Elementary arithmetic
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Euclidian geometry
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Elementary algebra
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Trigonometry
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Geometry
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Number theory
The Legend of Question Six
Simon Pampena discusses the famous Question 6 from the 1988 International Mathematical Olympiad
10 Equations that Changed the World
Minimalist and ironical representation of the 10 Equations that changed the World. I animated a character that has to do with this Equations in the real world.
How to Pronounce Triskaidecagons
This video shows you how to pronounce Triskaidecagons
10 stunning images show the beauty hidden in pi
For any circle you can imagine, if you divide the distance around the circle by the distance across it, you will get pi, or 3.14159265358979323846264338327950288419716939937510582097494459230781640628...
Pi Day Hits a Milestone That Comes Only Once a Century: 3/14/15
Pi Day was dreamed up 27 years ago to celebrate 3.14 on 3/14, but this year the geek dial is being turned up to 15 — as in 3/14/15. And this'll be the only year until 2115 that you can turn the dial u...
15 Uncanny Examples of the Golden Ratio in Nature
The famous Fibonacci sequence has captivated mathematicians, artists, designers, and scientists for centuries. Also known as the Golden Ratio, its ubiquity and astounding functionality in nature sugge...
Pi
Nice little visualisation of the number Pi. Mathematics video found on university server.
Ratio - TheStreet
Geometry - Math World
Splitter (geometry) - Slideshow
Elementary arithmetic
Elementary arithmetic is the simplified portion of arithmetic that includes the operations of addition, subtraction, multiplication, and division. It should not be confused with elementary function ar...
Elementary arithmetic - Wikipedia
Euclidian geometry
Euclidean geometry is a mathematical system attributed to the Alexandrian Greek mathematician Euclid, which he described in his textbook on geometry: the Elements. Euclid's method consists in assuming...
Euclidian geometry - Wikipedia
Elementary algebra
Elementary algebra encompasses some of the basic concepts of algebra, one of the main branches of mathematics. It is typically taught to secondary school students and builds on their understanding of ...
Elementary algebra - Wikipedia
Trigonometry
Trigonometry (from Greek trigōnon, "triangle" and metron, "measure") is a branch of mathematics that studies relationships involving lengths and angles of triangles. The field emerged during the 3rd ...
Trigonometry - Wikipedia
Geometry
Geometry (from the Ancient Greek: γεωμετρία; geo- "earth", -metron "measurement") is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the propert...
Geometry - Wikipedia
Number theory
Number theory (or arithmetic) is a branch of pure mathematics devoted primarily to the study of the integers, sometimes called "The Queen of Mathematics" because of its foundational place in the disci...
Number theory - Wikipedia
Lissajous orbit
In orbital mechanics, a Lissajous orbit, [li.sa.ʒu], named after Jules Antoine Lissajous, is a quasi-periodic orbital trajectory that an object can follow around a Lagrangian point of a three-body sys...
Lissajous orbit - Wikipedia
10 stunning images show the beauty hidden in pi
For any circle you can imagine, if you divide the distance around the circle by the distance across it, you will get pi, or 3.14159265358979323846264338327950288419716939937510582097494459230781640628...
Ildefonso Díez de Rivera, Count of Almodóvar
Don Ildefonso Díez de Rivera y Muro (Granada, Spain, 24 January 1777 – Valencia, Spain, 26 January 1846) was a Spanish noble and politician who served as Minister of State in 1836 and as Preside...
Ildefonso Díez de Rivera, Count of Almodóvar - Wikipedia
15 Uncanny Examples of the Golden Ratio in Nature
The famous Fibonacci sequence has captivated mathematicians, artists, designers, and scientists for centuries. Also known as the Golden Ratio, its ubiquity and astounding functionality in nature sugge...
Functional notation
Functional notation is the notation for expressing functions as which was first used by Leonhard Euler in 1734. In this notation, an inverse function is expressed as .
Rational trigonometry
Rational trigonometry is a proposed reformulation of metrical planar and solid geometries (which includes trigonometry) by Canadian mathematician Norman J. Wildberger, currently an associate professor...
Rational trigonometry - Wikipedia
Berengar of Namur
Berengarius of Namur (died before 946) was mentioned in 908 as count of the Lommegau, that would afterwards become the county of Namur. The origins of Berengar are unknown. He supposedly married a dau...
Hindu–Arabic numeral system
The Hindu–Arabic numeral system or Hindu numeral system is a positional decimal numeral system, nowadays the most common symbolic representation of numbers in the world. It was invented between the 1s...
Hindu–Arabic numeral system - Wikipedia
Term (logic)
In analogy to natural language, where a noun phrase refers to an object and a whole sentence refers to a fact, in mathematical logic, a term denotes a mathematical object and a formula denotes a mathe...
Tangent
In geometry, the tangent line (or simply tangent) to a plane curve at a given point is the straight line that "just touches" the curve at that point. Leibniz defined it as the line through a pair of i...
Tangent - Wikipedia
Locus (mathematics)
In geometry, a locus (plural: loci) is a set of points whose location satisfies or is determined by one or more specified conditions.
Examples from plane geometry include:
Locus (mathematics) - Wikipedia
Orders of magnitude (luminance)
This page lists examples of luminances, measured in candelas per square metre and grouped by order of magnitude.
Distance
Distance is a numerical description of how far apart objects are. In physics or everyday usage, distance may refer to a physical length, or an estimation based on other criteria (e.g. "two counties o...