Search found 125 matches

by Rocknlol
January 8th, 2023, 6:17 pm
Forum: Patterns
Topic: Small Spacefillers
Replies: 4
Views: 3218

Re: Small Spacefillers

107-cell 25x23: x = 25, y = 23, rule = B3/S23 19b3o$13bo5bo2bo$13bo5bo$11bo2bo4bo$11b4o4bo$3bo7b2o3bo2bo$o9bo9bo$b2o 5bo3bo10bo$4bo3bo3bo9bo$2obob2obo3bo3b2o4bo$4bo5bo3b2o4bo3bo$2bob2o2bo 3bo3bo2b2obo$o3bo4b2o3bo5bo$2bo4b2o3bo3bob2obob2o$2bo9bo3bo3bo$bo10bo 3bo5b2o$4bo9bo9bo$5bo2bo3b2o7bo$5bo4b4o$5b...
by Rocknlol
December 31st, 2022, 5:46 am
Forum: Patterns
Topic: Small Spacefillers
Replies: 4
Views: 3218

Re: Small Spacefillers

Improvements to both population and bounding box from swapping out the above p4 support with HWSSs and running predecessor searches: 112-cell, 25x23: x = 25, y = 23, rule = B3/S23 19b3o$19bo2bo$12b2o5bo$10bo2b2o4bo$11bo2bo4bo$o8bo4bo4bo$3bo7bo8bo$b2o 2bo3bobobo9bo$b2o3bo2b3obo8bo$o2b2o3bo2bo2bobo3bo...
by Rocknlol
April 10th, 2022, 5:11 am
Forum: Patterns
Topic: (Engineered) diehards
Replies: 315
Views: 46976

Re: (Engineered) diehards

Dave Greene calls it "pointless optimization game", right? Speaking of! Here's a bounding-box reduction to 94x96: x = 94, y = 96, rule = B3/S23 9bo2b9o3bo3b5ob3o2bo2bo24b2obo3b8ob3o$8bo4bo2b2o3bo4bo2b2o2bob2ob2o24b ob2o2b3o5b3o2bob2o$10b3o3bo7bo8bo4bobob2o21bo3b2o3bo8b2o$12b2o4bobo5b 3o2bobo2b2o2bo...
by Rocknlol
March 23rd, 2022, 7:03 pm
Forum: Patterns
Topic: Cordership Discussion Thread
Replies: 145
Views: 36652

Re: Cordership Discussion Thread

26x18 equivalent (64 cells)... Bounding box reduction of this to 23x15 with 71 cells: x = 23, y = 15, rule = B3/S23 8b2o3b2obobobobo$9bo4bo2bo4bo$5bo8bo4b2obo$2o2bo7b2o2b3ob2o$o4bo8b2o5b o$bo2bo8bo5b4o$b3ob2o14bo$4b2o13bo$19bo$o2bo2bo12bo$o2bo2bo$3o2b2o$8bo $b2o3bo$5obo! For throughness' sake, here...
by Rocknlol
November 17th, 2021, 9:25 pm
Forum: Patterns
Topic: Small Spacefillers
Replies: 4
Views: 3218

Small Spacefillers

I've been conducting a non-exhaustive, targeted search for low-population/small-bounding box Max variants over the last few days using LLS. Below are the lowest-population variants I could find for each of their respective bounding boxes: 151-cell, 27x23: x = 27, y = 23, rule = B3/S23 17b2o$17bob2o$...
by Rocknlol
October 23rd, 2021, 5:33 pm
Forum: Patterns
Topic: Soup search results
Replies: 2588
Views: 1892020

Re: Soup search results

snip Here is a version that has the same population and lasts for two generations longer: x = 13, y = 35, rule = B3/S23 3b2o$b2o2$o$o$o8$5bobo$6bo$6bo9$9bo$9b2o$8bo3$2bo8b2o$3b2o6bo2$3bo$3b2o$2bo! Something is wrong with this pattern—it's not doing as described. I've been having some fun tinkering ...
by Rocknlol
September 27th, 2021, 2:22 am
Forum: General Discussion
Topic: Beta Reader Thread for Game of Life Textbook
Replies: 67
Views: 10109

Re: Beta Reader Thread for Game of Life Textbook

Overall this has been a really enjoyable read! A few nits/questions so far: Page 5: Not sure how accurate using "isotropic rules" is here since Life-like rules are isotropic as well—maybe specify that these sorts of rules are "nontotalistic" here? dvgrn 10/4 : added indexed reference to "INT rules" ...
by Rocknlol
September 19th, 2021, 11:53 pm
Forum: Patterns
Topic: Pure nonfillers
Replies: 14
Views: 4978

Re: Pure nonfillers

Population improvement to 215 and bounding box improvement to 33x29, respectively: x = 35, y = 29, rule = LifeHistory 18.3A5.A$12.A5.A2.A$10.3A5.A5.3A$13.A.A2.A8.2A$11.A.A4.A3.A2.A2.A$9.A 2.A.A3.A3.A5.A.A$6.A.A.A8.A4.2A$7.2A3.4A11.A.A.A.A$19.A4.2A4.3A$4.A. 3A4.A5.2A3.A$3.A2.A6.A.A9.A.2A.4A$2.2A.2A.A...
by Rocknlol
July 18th, 2021, 4:33 pm
Forum: Other Cellular Automata
Topic: Spaceships in Life-like cellular automata
Replies: 610
Views: 135706

Re: Spaceships in Life-like cellular automata

Some new ships in B0136/S02, including some very interesting semi-natural ships: x = 186, y = 141, rule = B0136/S02 61b3o2b3o$61b8o$60b10o$62b2o2b2o50$64b2o$62b6o$61b8o$62b6o$61b8o$61b8o $62b6o$62b6o$62b6o$60b10o$61b8o$60b10o$61b8o$60b10o$61b8o$59b12o$62b6o $61b8o$61b8o$62b6o$62b6o$61b8o$63b4o$62b6o...
by Rocknlol
June 28th, 2021, 11:32 am
Forum: Other Cellular Automata
Topic: Spaceships in Life-like cellular automata
Replies: 610
Views: 135706

Re: Spaceships in Life-like cellular automata

Eppstein's database reader will list redundant ships. A ship is defined as redundant if there is another ship in the database with the same displacement and period that works in a (not necessarily proper) superset of the redundant ship's rule set. However, many redundant ships are intentionally inc...
by Rocknlol
June 13th, 2021, 10:48 pm
Forum: Other Cellular Automata
Topic: Spaceships in Life-like cellular automata
Replies: 610
Views: 135706

Re: Spaceships in Life-like cellular automata

We discovered numerous B2 ships while we were waiting for you to respond, so it will be difficult just to figure out which results have already been discovered. But, I will assume that all new results were discovered not long after your B3 compilation. I referenced version of glider-db in your sign...
by Rocknlol
June 13th, 2021, 10:23 pm
Forum: Other Cellular Automata
Topic: Spaceships in Life-like cellular automata
Replies: 610
Views: 135706

Re: Spaceships in Life-like cellular automata

I dug up some of the unpublished results from last year's sweep—I did look through B2 and B0 rules a little after going through the B3 rulespace but organizing the ships from those sweeps together was enough of a chore that I never got around to it. Until now! I've attached a database of around 2,00...
by Rocknlol
May 23rd, 2021, 12:49 pm
Forum: Other Cellular Automata
Topic: B36/S245
Replies: 47
Views: 15072

Re: B36/S245

Some new non-monotonic ship speeds: 2c/4, 2c/5, c/3, and c/5: x = 91, y = 113, rule = B36/S245 42bo$40b5o$41b3o$38bob5obo$38bob2ob2obo$40b5o$40bobobo$40bo3bo2$39b2o 3b2o2$38bobo3bobo$39bobobobo$39b2o3b2o2$39b2obob2o$38bob2ob2obo$41bobo $42bo$39bobobobo$40b2ob2o$37bo9bo$36bobobo3bobobo$35bobo9bobo$36...
by Rocknlol
April 24th, 2021, 11:04 pm
Forum: Other Cellular Automata
Topic: NaiveLife Emulated: A reading-order simulation of Life
Replies: 12
Views: 5817

Re: NaiveLife Emulated: A reading-order simulation of Life

Here is an updated collection of the smallest NaiveLife ships by speed: x = 172, y = 201, rule = NaiveLifeEmulated D10$13.A9.2A23.2A23.A2.3A16.A.A.2A15.2A.2A22.A.A22.3A$12.A.A8.A2.2A 15.4A.A6.2A15.2A.A3.A14.2A.A.A17.A3.4A17.2A.2A21.A.A$11.A5.A.A.A24.A 2.2A2.A.A17.A.A3.A17.A.A.A14.4A.A21.A26.2A$10.8A...
by Rocknlol
April 7th, 2021, 4:54 pm
Forum: Other Cellular Automata
Topic: MidLife
Replies: 12
Views: 2475

Re: MidLife

I would be glad to check these resources, but I do not have an invite to Discord, and was not aware there was enough interest in this CA to warrant inclusion in Catagolue. I did check the examples that were given in this thread, but the spaceship I provided is subtly different from a swimmer, being...
by Rocknlol
April 6th, 2021, 10:48 pm
Forum: Other Cellular Automata
Topic: MidLife
Replies: 12
Views: 2475

Re: MidLife

Hi Jeremy, welcome to the forum! For accuracy's sake I should note that the 6c/12 and 10c/20 ships were found a couple of days ago on the Discord here . Here's the 11c/22 from that post: x = 12, y = 10, rule = MidLife ABA6.ABA$.B.A4.A.B$A.AB4.BA.A$3.A4.A$4.B2.B$4.4A2$.A.A4.A.A$2.B6.B$.A BA4.ABA! Her...
by Rocknlol
April 2nd, 2021, 2:22 am
Forum: Other Cellular Automata
Topic: Generations Variants of CGOL
Replies: 27
Views: 5591

Re: Generations Variants of CGOL

A 3c/6 found with genfind and a 28c/56 based off of your rake—though you may already have found the latter when constructing that: x = 70, y = 134, rule = 23/3/3 40.2A$38.B4A$37.2A2.A$38.3A$39.A2$51.2A$50.4AB$51.A2.2A$52.3A$53.A16$ 45.B$43.B.ABA$42.A2.A2B$43.A2.2A$44.2A3$46.A$45.ABA$45.ABA5.B2.B$46....
by Rocknlol
March 21st, 2021, 3:21 am
Forum: Other Cellular Automata
Topic: Generations Variants of CGOL
Replies: 27
Views: 5591

Re: Generations Variants of CGOL

Hi Rocknlol, I don't have a specific algorithm in mind, so much as I want to ask what the best algorithmic approach is to converting the puffer to a rake, which now that I say that out loud I think may be pretty specific to the rule. Do you think I should keep asking in this thread or do you recomm...
by Rocknlol
March 21st, 2021, 3:09 am
Forum: Other Cellular Automata
Topic: Star Wars Rule
Replies: 245
Views: 147456

Re: Star Wars Rule

Here's a c/6d; I don't believe this is known? If it is it's nowhere I can find: x = 9, y = 9, rule = 345/2/4 4.C.B$5.2A.B$6.2AC$4.CB.A$C.BA.2A$.2A2.B$2.3ACA$3.A.B$4.A! If this is new it would make this ship the first non-c ship in Star Wars (as far as I'm aware, at least). Omg, that's totally new!!...
by Rocknlol
March 21st, 2021, 1:25 am
Forum: Other Cellular Automata
Topic: Star Wars Rule
Replies: 245
Views: 147456

Re: Star Wars Rule

Here's a c/6d; I don't believe this is known? If it is it's nowhere I can find:

Code: Select all

x = 9, y = 9, rule = 345/2/4
4.C.B$5.2A.B$6.2AC$4.CB.A$C.BA.2A$.2A2.B$2.3ACA$3.A.B$4.A!
If this is new it would make this ship the first non-c ship in Star Wars (as far as I'm aware, at least).
by Rocknlol
March 12th, 2021, 6:24 pm
Forum: Other Cellular Automata
Topic: Generations Variants of CGOL
Replies: 27
Views: 5591

Re: Generations Variants of CGOL

HI Francisco, welcome to the forum! Kudos for the 14c/28—that's a nice find. Here are more ships with some other speeds: x = 129, y = 17, rule = 23/3/3 99.A.2A$98.5A.B$97.2A6.A$77.B19.A2.B.B3A$22.A7.A17.BA46.2A.3A2.B$21.B AB5.BAB16.A.B45.2A.2A2.A2B$19.B13.B14.BA47.A2.BA2.2A$18.2A5.A.A5.2A 13.A3.B45....
by Rocknlol
January 17th, 2021, 10:50 pm
Forum: Other Cellular Automata
Topic: Cannibalism
Replies: 5
Views: 1352

Re: Cannibalism

It looks to me like there are three versions of this rule: The version you've posted above, the version here , which is the one that the patterns above use, and the version that the comments in the ruletable above actually describe. I see the behavior in the first version as identical to Life except...
by Rocknlol
December 31st, 2020, 6:12 pm
Forum: Other Cellular Automata
Topic: Brian's Brain
Replies: 52
Views: 30512

Re: Brian's Brain

Found this c/5o ship just now: snip Did you find it with rlifesrc? I tried c/4o and just got these repeating backends: snip I actually found it with my own program, genfind . The specific version I used to find this ship isn't public yet; the current public version can find a fair number of multi-s...
by Rocknlol
December 31st, 2020, 5:41 pm
Forum: Other Cellular Automata
Topic: Brian's Brain
Replies: 52
Views: 30512

Re: Brian's Brain

Found this c/5o ship just now: x = 19, y = 32, rule = /2/3 3.A11.A$.ABAB2.B3.B2.BABA$.B3.2A5.2A3.B$5.BA2.B2.AB$6.B5.B$2.BA.A.A3. A.A.AB$4.B2.B3.B2.B$2.AB2.BA3.AB2.BA$2.A2B.A5.A.2BA$2.A.2B7.2B.A$.AB 2A.A5.A.2ABA$B5.B5.B5.B$4.ABA5.ABA$3.BA9.AB2$.2A3.AB3.BA3.2A$A2B3.B5. B3.2BA$.B2.A2BA3.A2BA2.B$A.2AB.A...
by Rocknlol
December 15th, 2020, 4:12 am
Forum: Scripts
Topic: genfind: Search for spaceships in multi-state rules
Replies: 0
Views: 1774

genfind: Search for spaceships in multi-state rules

I've been sitting on this for a while but the code isn't getting any more readable so I'm releasing this now with some minor clean-ups. genfind is a gfind derivative able to search for (currently only orthogonal) ships in multi-state rules in range-1 Moore (it can do about up to six states). It's ad...