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Mathematics: Featured Facts
Unit Of Luminous Intensity (candela)
Mathematics / History

Originally, each country had its own, and rather poorly reproducible, unit of luminous intensity; it was necessary to wait until 1909 to see a beginning of unification on the international level, when continue reading this fact

How To Calculate The Area Of A Circle
Mathematics / Geometry

A circle is the round counterpart of a square. To find the area of a square, one multiplies the length by the width. A circle doesn't have these, however, so there has to be a different way to calcula continue reading this fact

Math On the Mind
Mathematics / Math Function

In the mid-1800's, Paul Broca discovered that there were specialized functions for different regions in the human brain. He identified the third gyrus (the ridges on the surface of the cerebral cortex continue reading this fact

All Facts
Algebra:
  1. What Are Cubes And Cube Roots?
  2. What Are Squares And Square Roots?
Geometry:
  1. Eratosthenes Measured Earth’s Circumference—Centuries Before Columbus Sailed
  2. How To Calculate The Area Of A Circle
  3. How To Calculate The Area Of A Cylinder
  4. How To Calculate The Area Of A Right Cone
  5. How To Calculate The Circumference Of A Circle
  6. How To Calculate The Volume Of A Cylinder
  7. How To Calculate The Volume Of A Right Cone
  8. Kepler's Conjecture
  9. Picture This
  10. What Is The Pythagorean Theorem?
History:
  1. Leaps and Bounds
  2. Origins Of The Meter
  3. Unit Of Luminous Intensity (candela)
  4. Who Invented Zero?
Math Function:
  1. Math On the Mind
Number Theory:
  1. Fibonacci Patterns In Nature?
  2. Perfect Numbers
  3. Prime Numbers
Topology:
  1. Mobius Strip

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