Jason Summers' pattern collection: Difference between revisions

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'''jslife-moving''', maintained by [[Matthias Merzenich]], includes the moving [[object]]s of Summers' jslife collection and incorporates older [[c/3]] and [[2c/5]] collections by [[David Bell]] and [[Paul Tooke]] without modification. The collection focuses on [[elementary]]-based technology and includes [[elementary spaceship]]s, [[puffer]]s and [[rake]]s, [[wickstretcher]]s and [[wavestretcher]]s, as well as a few incomplete spaceship [[component]]s, and is currently the primary reference source for such objects. It excludes large [[engineered spaceship]]s and puffers (e.g. [[Caterpillar]], [[Gemini]]), [[growing spaceship]]s, and non-[[linear growth]] patterns like [[breeder]]s.
'''jslife-moving''', maintained by [[Matthias Merzenich]], includes the moving [[object]]s of Summers' jslife collection and incorporates older [[c/3]] and [[2c/5]] collections by [[David Bell]] and [[Paul Tooke]] without modification. The collection focuses on [[elementary]]-based technology and includes [[elementary spaceship]]s, [[puffer]]s and [[rake]]s, [[wickstretcher]]s and [[wavestretcher]]s, as well as a few incomplete spaceship [[component]]s, and is currently the primary reference source for such objects. It excludes large [[engineered spaceship]]s and puffers (e.g. [[Caterpillar]], [[Gemini]]), [[growing spaceship]]s, and non-[[linear growth]] patterns like [[breeder]]s.
== Contents of jslife ==
The collection is organized by folder as follows:
* applications: patterns whose population over time is unusual, "high-level" patterns, and patterns designed to calculate or emulate something.
* c2-extended: c/2 spaceships, puffers, and rakes, by period
* fuses: some ways that linearly-repeating patterns can decay
* guns: spaceship guns, excluding "ordinary" glider guns, i.e. guns with an adjustable period, an unusual shape, or that fire multiple spaceships or unusual kinds of spaceships
* interactions: moving reactions that are supported by one or more guns or puffers, which move at a different velocity than the reaction itself
* misc: reactions that are interesting or useful and do not fit elsewhere
* osc: oscillators, by period
* osc-supported: oscillating patterns requiring support with glider guns or a simlar mexhanism
* slideguns: guns that fire each glider on a separate path
* synthesis: patterns of gliders that collide to form objects
velocity-xxx: spaceships, puffers, stretchers, etc., of velocty xxx (2c/5,
wicks
  Extensible oscillators, mostly untamed.
----- Additional information about the "c2-extended" directory -----
This used to be a separate "rakes" collection, but I've incorporated
it into this collection, and expanded it.
True-period rakes are known for *all* multiples of 8, and all multiples
of 4 higher than 564. The files "var-072+8n.lif" and "var-???+24n.lif"
are the starting points for building them.


==External links==
==External links==

Revision as of 00:29, 31 December 2022

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jslife is the major part of Jason Summers' pattern collection and is frequently referenced as the source of a Life pattern discovered prior to 2013.

jslife-moving, maintained by Matthias Merzenich, includes the moving objects of Summers' jslife collection and incorporates older c/3 and 2c/5 collections by David Bell and Paul Tooke without modification. The collection focuses on elementary-based technology and includes elementary spaceships, puffers and rakes, wickstretchers and wavestretchers, as well as a few incomplete spaceship components, and is currently the primary reference source for such objects. It excludes large engineered spaceships and puffers (e.g. Caterpillar, Gemini), growing spaceships, and non-linear growth patterns like breeders.

Contents of jslife

The collection is organized by folder as follows:

  • applications: patterns whose population over time is unusual, "high-level" patterns, and patterns designed to calculate or emulate something.
  • c2-extended: c/2 spaceships, puffers, and rakes, by period
  • fuses: some ways that linearly-repeating patterns can decay
  • guns: spaceship guns, excluding "ordinary" glider guns, i.e. guns with an adjustable period, an unusual shape, or that fire multiple spaceships or unusual kinds of spaceships
  • interactions: moving reactions that are supported by one or more guns or puffers, which move at a different velocity than the reaction itself
  • misc: reactions that are interesting or useful and do not fit elsewhere
  • osc: oscillators, by period
  • osc-supported: oscillating patterns requiring support with glider guns or a simlar mexhanism
  • slideguns: guns that fire each glider on a separate path
  • synthesis: patterns of gliders that collide to form objects

velocity-xxx: spaceships, puffers, stretchers, etc., of velocty xxx (2c/5,

wicks

  Extensible oscillators, mostly untamed.



Additional information about the "c2-extended" directory -----

This used to be a separate "rakes" collection, but I've incorporated it into this collection, and expanded it.

True-period rakes are known for *all* multiples of 8, and all multiples of 4 higher than 564. The files "var-072+8n.lif" and "var-???+24n.lif" are the starting points for building them.