@TheTraeYoung Wanted to say thanks. Was at the Hawks/Grizzlies game last night. My 8-year-old loves you and was crazy bummed that you weren’t able to play. But you waved at him (we were 5 rows behind you - he had your black jersey on) and it made his night. Thank you! Go Hawks!!
Strap yourselves in. @SparksMaths will change the way you look at Sin, Cos and Tan.
New Video
Beautiful Trigonometry - Numberphile https://t.co/9TWxwrDfgB
Narcissistic Numbers
An n-digit number that is the sum of the n-th powers of its digits is called an n-narcissistic. For n=3 there are only 4 numbers - 153, 370, 371, 407 - which are the sums of the cubes of their digits.
💃🏾 Dancing Fractions. This figure has 16 parts. As the outermost part makes 1 full turn, the 15th part makes 15/16 of a turn, the 14th makes 14/16 of a turn and so on until the centre part makes just 1/16 of a turn. Patterns emerge when the numerator of turns is a multiple of 4.
In a rectangular billiard table whose sides are integers and coprime, a ball hit from a corner at a 45 degree angle will end up in a corner after LENGTH+WIDTH-2 rebounds.
1 decillion (10³³) is the largest power of 10 known to humans that can be represented as the product of 2 numbers that contain no zero digits. A lot of mathematicians believe we won't find a larger number of this kind.
The Bullseye Illusion: The blue centre is the same area as the blue rim.
It's also a demonstration of a Pythagorean triple. They have the same area because 5² = 13² - 12².