Curated Video
INCREDIBLE DISCOVERY! Multiply By Lines Group Theory
In 2007 a viral video showed the world a new and fun way to multiply numbers visually. Now I present a new discovery - a way to supercharge the visual method with the awesome power of group theory! Subscribe:...
Curated Video
SHOCKING DISCOVERY - A Dollar Equals A Cent ($1 = 1¢)
You're going to tell me 1 dollar equals 100 cents. But mathematically, 1 dollar is really equal to 1 cent. Don't believe me? Watch the video for a proof that will blow your mind. In 2006, several Verizon support representatives actually...
Curated Video
MAGICAL Indian Math Discovery - Numbers 495 and 6174 (Kaprekar Constants)
The Indian mathematician Dattaraya Ramchandra Kaprekar discovered the number 6174 is reached after repeatedly subtracting the smallest number from the largest number that can be formed from any four digits not all the same. The number...
Curated Video
MIND-BLOWING MATH DISCOVERY - Multiply Numbers By Lines Rotation Geometry
Since 2007, millions of people have watched videos on "how the Japanese multiply," also known as "Chinese stick multiplication" or "Vedic Math." With millions of people watching these videos, you would expect everything is known about...
Curated Video
The "Fibonacci" Sequence Was Actually Discovered In India 1000 Years Earlier
The sequence of numbers 1, 1, 2, 3, 5, 8, 13, etc was described by Fibonacci around 1200 AD. The Indian mathematician Pingala found the sequence at least 1,000 years before (probably 200 BC) while analyzing Sanskrit poetry. This video...
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Why are Degrees of Freedom (n-1) Used in Variance and Standard Deviation
Don't be mean, be above average. A straightforward video explains why degrees of freedom are used and how to recognize the error based on your sample population.