Cis-boat and cap

Cis-boat and cap is a still life consisting of a boat and cap. On April 3, 2007, Dean Hickerson found a 4-glider synthesis of this still life.[1]

Cis-boat and cap
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Pattern type Strict still life
Number of cells 13
Bounding box 4×7
Frequency class 21.7
Discovered by Unknown
Year of discovery Unknown

Commonness

Cis-boat and cap is the 103rd most common object in Catagolue.[2]

gollark: It has to be decrypted at some point to, you know, use it?
gollark: ?????
gollark: If you're distributing a symmetric key to all the phones, it's *definitely* wildly insecure.
gollark: Are you a cryptographer?
gollark: Anyway, if you're writing your own encryption library, it is almost certainly wildly insecure.

References
  1. Dean Hickerson's 2, 3, and 4-glider syntheses pattern collection
  2. Adam P. Goucher. "Statistics". Catagolue. Retrieved on June 24, 2016.
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