Search found 1104 matches

by Period1GliderGun
July 9th, 2026, 7:38 pm
Forum: The Sandbox
Topic: Thread for your Trolls
Replies: 601
Views: 341242

Re: Thread for your Trolls

Very simple p31 glider gun in Life, originally found in LifeHistory with grey cells:
x = 24, y = 28, rule = B3/S23
12b2o$12b2o3$12bo$11b3o$12bobo$10bo2b3o$8b2o3bo$7bo4b2o$6b3o2bobo$7bo
4b2o$8b2o2b2o3b2o$2b2o6bo6bobo$bobo6bo2bo5bo$bo9b2o6b2o$2o10bo4$18bo$
19bo$17b3o2$20b2o$20bo$21b3o$23bo!

[[ LOOP ...
by Period1GliderGun
July 9th, 2026, 7:34 pm
Forum: Other Cellular Automata
Topic: The "Gray Cells" in LifeHistory Rule
Replies: 192
Views: 79599

Re: The "Gray Cells" in LifeHistory Rule

very nice p31 glider gun with only 2 grey cells:

Code: Select all

x = 17, y = 14, rule = LifeHistory
7.2B$6.2B2A$5.F4B$5.7B$4.2BA2BA2B$.F4BA2B2AB$.5B2ABA3B$.B3A8B$2BA10B$
2B3A6B.B2A$.10B.BA.A$3.2B.2BAB5.A$6.3BA5.2A$7.3A!
by Period1GliderGun
July 9th, 2026, 6:45 pm
Forum: Other Cellular Automata
Topic: Symbiosis
Replies: 1615
Views: 391455

Re: Symbiosis

G-to-G+H:

Code: Select all

x = 25, y = 12, rule = Symbiosis
13.A$14.A$12.3A2$BA2$23.B$23.A$22.2AB$17.2A4.A$17.2A3.2AB$18.B!
by Period1GliderGun
July 9th, 2026, 5:36 pm
Forum: Other Cellular Automata
Topic: B34e58/S238
Replies: 10
Views: 360

Re: B34e58/S238


Wick and smallest form [of the p13]


o rly
x = 17, y = 10, rule = B34e58/S238
2$14b3o$8b3o$8b3o$6b3o$6b3o$3o!


EDIT: monomer of the p78 using p13 grins
x = 17, y = 46, rule = B34e58/S238
10b3o5$12b2o$11b2o2bo$12bo2bo$12bo2b2o$14b2o5$15b2o$15b2o$6b2o$6bobo$
6b3o3$o$o$o7$15b2o$15b2o5$14b2o ...
by Period1GliderGun
July 9th, 2026, 4:41 pm
Forum: Patterns
Topic: Thread For Your Useless Discoveries
Replies: 5109
Views: 2212237

Re: Thread For Your Useless Discoveries



A partial color changing reflector. The sacrificial boat here has to be replaced with either a permanent catalyst or a transparent object restored by other catalysts for the reflector to work. This would act as a stable version of a bouncer. If completed, the reflector would have a repeat time ...
by Period1GliderGun
June 10th, 2026, 9:21 pm
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread



p14 century hassler
snip
-2 Cells
snip




-25

x = 36, y = 23, rule = B3/S23
b2o3bobo$o2bo2bo2bo$o9bo$o2bo4b4o15b2o$2o3b4o3b2o11b3o6b2o$2b4o4bo2bo
10bo4bo5bo$3bo9bo11b4obob3o$4bo2bo2bo2bo16bobo$5bobo3b2o12b3o2b2o$25b
3o2b2o$25b3o3bobo$17b3o5b3ob2obobo$17bo2bo4b3ob2obobo$6bo10bobo5b3o3b ...
by Period1GliderGun
June 10th, 2026, 8:25 pm
Forum: Patterns
Topic: The Hunting of the New Herschel Conduits
Replies: 1445
Views: 1315174

Re: The Hunting of the New Herschel Conduits


Is this conduit new? HB170H
x = 44, y = 33, rule = LifeHistory
34.A$33.A.A$33.A.A$32.2A.3A$33.B4.A$31.B2AB3A$27.3B.B2A.A$26.6B$25.6B
$26.7B6.A$25.8B5.A.A$19.15B4.A.A$18.17B2.2A.3A$18.17B3.B4.A$19.16B.B2A
B3A$18.16B2.B2A.A$14.B.21B$8.B.27B$3.13BC19B.B$.D14BCBC20B$B3D12B3C20B
$.DBD14BC21B$3.D36BA ...
by Period1GliderGun
May 12th, 2026, 12:23 pm
Forum: Other Cellular Automata
Topic: Miscellaneous Discoveries in Other Cellular Automata
Replies: 5330
Views: 1320677

Re: Miscellaneous Discoveries in Other Cellular Automata

ThePlayzr wrote: May 8th, 2026, 2:37 am p652 rotating gun:
Two of them make a p70 4-barreled gun:

Code: Select all

x = 25, y = 20, rule = B3-cy/S23-cy7e
o$3o$bo15$23bo$22b3o$24bo!
by Period1GliderGun
May 11th, 2026, 11:25 pm
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread


Wish you well! Might you leave us with one more great discovery before your well-deserved hiatus?


I suppose I have one thing - a p210 thunderbird shuttle, a completion of a partial by hotdogPi here. ( EDIT: reduced by replacing fumaroles with caterers )


x = 40, y = 64, rule = B3/S23
24bo ...
by Period1GliderGun
May 10th, 2026, 4:33 pm
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread

For those who may have chosen to go sandless, a while ago I posted an "extroduction" in the Sandbox. It was written in-the-moment and looking back on it I think it is a bit over-the-top but the gist is the same: I will be tamping down my activity on this forum. I have been suffering from a bad case ...
by Period1GliderGun
May 8th, 2026, 12:35 pm
Forum: Patterns
Topic: Thread for your periodic conduits that do not necessarily involve Herschels
Replies: 164
Views: 96071

Re: Thread for your periodic conduits that do not necessarily involve Herschels


Nice! This implies a new set of periodic 90-degree reflectors (p5, p6, p7, p9):
snip



smaller p7:
x = 38, y = 24, rule = B3/S23
21bo$20bobo$12b2o6bobo$13bo5b2ob3o$4bo7bo12bo4b2o$4b3o5b2o5b2ob3o$7bo
11b2obo6bo2bob2o$6b2o21b4obo$32bobo$bo31b2ob2o$b3o15b2o4b2o4bo3bobo$4b
o14b2o2bo2bo4b4o ...
by Period1GliderGun
April 6th, 2026, 9:03 pm
Forum: Patterns
Topic: Execution of Old Guns by Variable-Speed Firing Squad
Replies: 1433
Views: 811785

Re: Execution of Old Guns by Variable-Speed Firing Squad

rather boring gun_156 reduction (1764 -> 1632)
x = 48, y = 34, rule = B3/S23
35b2o7bo$32b2o2bo5b3o$30b3ob2o5bo$25bo3bo11b2o$24bobo3b3ob2o$24bobo5b
ob2o2b3o$23b2ob2o9bo3bo$23bo13bo3bo$24bob2o10b3o$22bobob2o$22b2o8bo2b
o$32bo2bo$31bo3bo10b2o$33b2o11bo$33b3o8bobo$33b3o8b2o$11bo21bo2bo$11b
3o20b3o ...
by Period1GliderGun
April 6th, 2026, 5:36 pm
Forum: The Sandbox
Topic: An extroduction (as it were)
Replies: 2
Views: 1049

Re: An extroduction (as it were)

For those who may have been confused by this being sent on April 1, it is real.
by Period1GliderGun
April 2nd, 2026, 12:21 am
Forum: The Sandbox
Topic: An extroduction (as it were)
Replies: 2
Views: 1049

An extroduction (as it were)

Dear forums,

I have an announcement to make.

CGoL has been there for me through quite a few years of my life (I joined in 2022 but found out about CGoL as early as 2017). It provided a needed escape when things were difficult in my life, but as I've grown I have realized that it has become just ...
by Period1GliderGun
March 21st, 2026, 12:45 am
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread

Infinite strictly volatile p14 wick:
x = 46, y = 14, rule = B3/S23:T48,48
8b2ob2o19b2ob2o$8b6o18b6o$4bo3bo3bobo13bo3bo3bobo$3bobo8bo12bobo8bo$3b
obo8b2o11bobo8b2o$4b2o8b2o12b2o8b2o$11b3o2b3o16b3o2b3o$11b3o2b3o16b3o
2b3o$2o12b2o8b2o12b2o$obo11b2o8bobo11b2o$obo12bo8bobo12bo$bo13bobo3bo
3bo13bobo3bo ...
by Period1GliderGun
March 18th, 2026, 2:15 am
Forum: Patterns
Topic: Thread For Your Useless Discoveries
Replies: 5109
Views: 2212237

Re: Thread For Your Useless Discoveries


For some reason, the p73 lom hassler is a beehive "keeper". x = 39, y = 35, rule = B3/S23
5bo$5b3o$8bo$7b2o6$26bo$25bobo3b2o$26bo4bobo$12b3o18bo$12bobo17b2ob2o
bo$12bo2bo19bob2o$13bobo19bo$7b2o4b3o11b3o4b2o$7bo19bobo$4b2obo19bo2b
o$4bob2ob2o17bobo$9bo18b3o$9bobo4bo$10b2o3bobo$16bo6$21b2o11b2o ...
by Period1GliderGun
March 16th, 2026, 3:08 am
Forum: Other Cellular Automata
Topic: LakeLife (B3/S235e)
Replies: 38
Views: 12527

Re: LakeLife (B3/S235e)

p14

Code: Select all

x = 9, y = 34, rule = B3/S235e
b2o3b2o$bobobobo$3bobo$2bo3bo$2bo3bo$4bo$3bobo$3bobo$4bo2$bo5bo3$o2b3o
2bo$b2o3b2o6$3o3b3o$2bobobo$4bo$3bobo$4bo$3bobo$3bobo$4bo3$2b2ob2o$3b
obo$bobobobo$b2o3b2o!
by Period1GliderGun
March 16th, 2026, 2:28 am
Forum: Other Cellular Automata
Topic: Oscillator Discussion Thread (1-transition)
Replies: 113
Views: 39955

Re: Oscillator Discussion Thread (1-transition)

p11 honey farm hassler in B3/S234i:
x = 23, y = 13, rule = B3/S234i
10b2o$10b2o$16b2ob2o$11bo5bobobo$10bobo3b2obobo$3b2o4bo3bo5bob2o$3bo5b
o3bo5bo$2obo5bo3bo4b2o$bobob2o3bobo$bobobo5bo$2b2ob2o$10b2o$10b2o!

EDIT: p14 in LakeLife
x = 9, y = 34, rule = B3/S235e
b2o3b2o$bobobobo$3bobo$2bo3bo$2bo3bo ...
by Period1GliderGun
March 16th, 2026, 12:48 am
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread

p49 0-degree dependent reflector:
x = 70, y = 29, rule = B3/S23
48bo$46b2o$47b2o6$13b2o$12bo2bo40b2o3b2o$12bob2o28b2o3b2ob2obo2bo2bo$
11b2o31bobo3bobo3bobo4bo$8b2o4b4o11bo5bo6b2o2b4o2bob2obob4obo3b2o$3bo
4bob4o3bo10b3o3bo6bo2b2o3bobobobobobo2bobo3bo$2bobo9bo12bobobo2b3o4bo
bo2bo4bo5bobobobob2obo ...
by Period1GliderGun
March 15th, 2026, 3:21 pm
Forum: Patterns
Topic: Thread for your speculative elementary conduits
Replies: 463
Views: 171017

Re: Thread for your speculative elementary conduits



Also reduction to the snark distance as a result.

snip



You can pull the Snarks even further in with a weld: snurp


FWIW you can also pull the bottom Snarks in:
x = 108, y = 117, rule = LifeHistory
22.2A$22.A.A$24.A4.2A$20.4A.2A2.A2.A$20.A2.A.A.A.A.2A$22.BABABA.A$23.
B2ABA.A$24.2B.BA7 ...
by Period1GliderGun
March 15th, 2026, 2:02 pm
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread

p37 dependent reflector (i'm too lazy to wire up the reflectors to complete the loop)
x = 30, y = 35, rule = B3/S23
20bo$18b2o$19b2o7$10bo$9bo$9b3o3$23b2o$23bo$10b3o8bobo$10bobo8b2o$10b
3o2$2b2o$bobo$bo$2o16b2o$18bobo$18bo7$28bo$27b2o$27bobo!

EDIT: p55 HFH can hassle an odd traffic stop
x = 46 ...
by Period1GliderGun
March 14th, 2026, 12:42 pm
Forum: Patterns
Topic: Oscillator Discussion Thread
Replies: 5865
Views: 2493038

Re: Oscillator Discussion Thread

Chris857 mentioned it in the oscillator synthesis thread, but I don't believe this p103 pi hassler (my completion of a HDP partial) got crossposted here:
x = 86, y = 80, rule = B3/S23
26bo$25bobo$26bo3$24b2o$20bo2b4o$19b2o5b2o$13bo3b3o3b2o2b2o$13b5o5b2o
2b2o$14b2ob2o3b3ob3o$17bo4b2o2b2o$16b2obo6b2o ...
by Period1GliderGun
March 12th, 2026, 8:10 pm
Forum: Patterns
Topic: Gun Discussion Thread
Replies: 976
Views: 486111

Re: Gun Discussion Thread


There's also this related gun by iNoMed: snip


Oh come on, the left gun can be closer than that .
x = 40, y = 37, rule = B3/S23
38bo$8bo27b3o$8bo12b2ob2o9bo$8bo13bob2o9b2o$5bobo14bo3bo$b2o2b2obo10b
2obobobo$ob6o12bobo4bo3b3o$o19bob2o3bo3b3o2b2o$b4o16bo3b2o9b2o$4bo17b
3o7b5o$b2obo19bo6bo3bo ...
by Period1GliderGun
March 12th, 2026, 7:55 pm
Forum: Patterns
Topic: Thread for your speculative elementary conduits
Replies: 463
Views: 171017

Re: Thread for your speculative elementary conduits


Could someone figure out how to remove the pesky glider, perhaps by find something that generates an object to block the gliders path?
x = 30, y = 37, rule = B3/S23
3b2o$3bobo$5bo$5b2o2$5b2o$5bo$3bobo$3b2o$b2o$2bo$2bobo$3b2o5$28bo$27b
obo$2o26bo$bo$bobo$2b2o2$23b2o$23b2o4$2bo$2bobo$2b3o$4bo3 ...
by Period1GliderGun
January 29th, 2026, 2:43 am
Forum: Patterns
Topic: Gun Discussion Thread
Replies: 976
Views: 486111

Re: Gun Discussion Thread

p218 gun based on the new L106 + L112:
x = 73, y = 54, rule = B3/S23
49bo$13bo7bo27b3o$11b3o5b3o30bo14bo$10bo7bo32b2o12b3o$10b2o6b2o44bo$64b
2o2$26bo$26b3o34b2o$26bobo15b2o17b2o$28bo15b2o6$47b2o$26b2o20bo$13b3o
10bo18b3o$27b3o15bo14b2o$2o27bo20b2o8bo$2o9b2o38bo6b3o$11b2o35b3o$48b
o7$24bo$22b3o35b2o ...