Similar to 芳賀定理

29th Waffen Grenadier Division of the SS (1st Italian)

34th SS Volunteer Grenadier Division Landstorm Nederland

Dirlewanger Brigade

59th Division (Imperial Japanese Army)

101st Division (Imperial Japanese Army)

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Mathematics

0.999...

Zero-dimensional space

Zero to the power of zero

One-dimensional space

1 + 2 + 3 + 4 + ⋯

1 + 2 + 4 + 8 + ⋯

Root of unity