MauMau (@popmaumau) 's Twitter Profile
MauMau

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calendar_today29-12-2017 17:59:41

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Massimo (@rainmaker1973) 's Twitter Profile Photo

The Logarithmic Spiral Gears is an extreme example of non-circular gear sets. This set is based on the famous Fibonacci spiral and evokes the cross section of nautilus shell with internal chambers ow.ly/zm1b30ncobM

Ganesh UOR (@ganeshuor) 's Twitter Profile Photo

This is the most dangerous problem in mathematics. Here’s how it works. Pick a number — seven. (you can take any number). Now apply two rules: 1. If the number is odd, multiply it by 3 and add 1.  3 × 7 = 21, plus 1 = 22 2. If the number is even, divide it by 2.  22 ÷ 2 = 11

This is the most dangerous problem in mathematics. Here’s how it works.

Pick a number — seven. (you can take any number).

Now apply two rules:

1. If the number is odd, multiply it by 3 and add 1.
 3 × 7 = 21, plus 1 = 22
2. If the number is even, divide it by 2.
 22 ÷ 2 = 11