## Search found 1981 matches

- April 5th, 2021, 10:32 am
- Forum: Other Cellular Automata
- Topic: MidLife
- Replies:
**12** - Views:
**776**

### Re: MidLife

Another slinky-fish can turn the glider rake into a "racer" backrake: x = 59, y = 24, rule = MidLife 38.3A5.4A.BA$32.6A2.B4.5BA2.A$32.5BA2.A4.6A2.B$33.4A.BA11.3A$34.A$35. B8.A4.A$32.A3.A7.B11.B$35.BA6.A13.B$29.3A3.BA7.B12.2A$29.B10.ABA2.10A 3B$29.A.A8.A15.A$30.AB8.A.A$46.4A.BA$4.A40.5BA2.A$2.AB25.3A...

- April 5th, 2021, 9:58 am
- Forum: Other Cellular Automata
- Topic: MidLife
- Replies:
**12** - Views:
**776**

### MidLife

Yesterday on Puzzling Stack Exchange, I encountered this CA question about a curious Life variant: Cells are born as standard CGOL, but each tick that they remain alive they alternate between S23 (young, yellow) and S3 (old, orange). A ruletable: @RULE MidLife @TABLE n_states:3 neighborhood:Moore sy...

- January 17th, 2021, 4:54 pm
- Forum: Patterns
- Topic: Oscillator Discussion Thread
- Replies:
**1916** - Views:
**824403**

### Re: Oscillator Discussion Thread

Edit 6: Completed! x = 24, y = 203, rule = B3/S23 11b2o$9bo4bo2$9bo4bo$9bo4bo$9b2o2b2o$8bobo2bobo$5bo3b2o2b2o3bo$4bo2b2o 2b2o2b2o2bo$4b3o4b2o4b3o$7bo8bo$2b4ob2o6b2ob4o$2bo2bobob2o2b2obobo2bo$ 3bo16bo$3o5bo6bo5b3o$o2b3o2bo2b2o2bo2b3o2bo$2bo2bo2bo6bo2bo2bo$3bo4bob 4obo4bo$3o5bo6bo5b3o$o5bo2b6o2bo5bo$...

- December 20th, 2020, 9:23 pm
- Forum: Patterns
- Topic: Synthesising Oscillators
- Replies:
**1157** - Views:
**922907**

### Re: Synthesising Oscillators

Potential predecessors for some unsynthesized symmetric oscillators: (This one is probably easy but I don't have time right now) x = 33, y = 39, rule = B3/S23 7bo17bo$6b3o15b3o$5b2ob2o13b2ob2o$6b3o15b3o$b2o4bo17bo4b2o$obo27bobo$o bo27bobo7$13b2o3b2o$12bo2bobo2bo$13bobobobo$8b2o4bo3bo4b2o$7bobo13bob...

- October 24th, 2020, 9:10 pm
- Forum: Patterns
- Topic: Soup search results
- Replies:
**2384** - Views:
**1611310**

### Re: Soup search results

The only new pattern I haven't posted yet is this p488 wick: #CXRLE Pos=-20,-61 Gen=545 x = 23, y = 115, rule = B3/S23:T50,132 9b2o$9bobo$9b3o6bo$7bobo7b2o$b2o5bo8bo$o4b2ob2o11b2o$bob3o10b3ob2o$b5o bob2o9bo$6bobo$8b2o$8b3ob4o$8b2o3bobo$9bo3b2o$9b2ob3o$9bo2b3o$8b3o18$ 9b2o$9bobo$9b3o6bo$7bobo7b2o$b2...

- October 19th, 2020, 8:46 pm
- Forum: Patterns
- Topic: Oscillator Discussion Thread
- Replies:
**1916** - Views:
**824403**

### Re: Oscillator Discussion Thread

You know the drill:Bullet51 wrote: ↑October 18th, 2020, 9:59 pmDimerization of a known p9 oscillator:Code: Select all

`rle`

Code: Select all

```
x = 23, y = 12, rule = B3/S23
8bobobobo$7bob2ob2obo$5b3o7b3o$4bo4b2ob2o4bo$3bob4obobob4obo$3bobo4bob
o4bobo$b2obo2bo2b3o2bo2bob2o$o2bo5bo3bo5bo2bo$2o2b4obobobob4o2b2o$8bob
obobo$6bobobobobobo$6b2o3bo3b2o!
```

- October 7th, 2020, 9:48 am
- Forum: Patterns
- Topic: Synthesising Oscillators
- Replies:
**1157** - Views:
**922907**

### Re: Synthesising Oscillators

I found this final step for 128P10.2 but being a synthesis novice I could not synthesize the constellation (the problem is the eater-on-eaters, I couldn't find a way to synthesize them with the core blocks in place): rle Can be reduced to this, which isn't quite simple enough to build with the tech...

- September 25th, 2020, 8:40 pm
- Forum: Website Discussion
- Topic: I can't download Golly
- Replies:
**13** - Views:
**2912**

### Re: I can't download Golly

Most browsers support downloading webpages, try that.

- September 25th, 2020, 3:25 pm
- Forum: Patterns
- Topic: Spaceship Eaters
- Replies:
**267** - Views:
**69390**

### Re: Spaceship Eaters

Getting a glider out should be easy:

Code: Select all

```
x = 37, y = 19, rule = B3/S23
10b2o$10b2o2$14bo7bo$10b2obobo5bobob2o$10b2o4bo3bo4b2o$10b2o4bo3bo4b2o
$12b2o9b2o$b2ob3ob2o3bob3ob3obo3b2ob3ob2o$b2o4bo4bo11bo4bo4b2o$o2bob2o
23b2obo2bo$15b3ob3o$15b7o$13b2o7b2o2$13bo2bobobo2bo$17b3o$18bo$18bo!
```

- September 25th, 2020, 10:06 am
- Forum: Patterns
- Topic: Randomly enumerating glider syntheses
- Replies:
**56** - Views:
**15337**

### Re: Randomly enumerating glider syntheses

Two nice Seeds of Destruction results and a simple construction, all [if I count correctly] 1G reductions: x = 333, y = 58, rule = B3/S23 207b2o$207bobo$207bo$45bo$44bo$44b3o155b2o$60bo140bo2bo$42bo17bobo138b o2bo$43bo16b2o140b2o112bo$41b3o273bo$68bo246b3o$66b2o137b3o6b3o$67b2o 136bo8bo$206bo8bo2$31...

- August 30th, 2020, 12:05 pm
- Forum: The Sandbox
- Topic: Absolutely Useless Patterns Not Worthy Of Patterns Thread
- Replies:
**705** - Views:
**221375**

### Re: Absolutely Useless Patterns Not Worthy Of Patterns Thread

Reduction of an oscillator posted by yujh in the Oscillator Discussion Thread:
Can you spot the incredibly rare technique I've only been able to use once before?

Code: Select all

```
x = 10, y = 13, rule = Life
5b2o$5bo$7bo$3b4obo$2bo5bo$o2b2obob2o$2obo2bobo$3bo2bobo$3bobobo$4b2ob
obo$6bob2o$6bo$5b2o!
```

- August 8th, 2020, 5:58 pm
- Forum: Patterns
- Topic: 20-bit still life syntheses
- Replies:
**100** - Views:
**14786**

### Re: 20-bit still life syntheses

Tail to at-claw, or something. Applies to some related still lifes. I forgot to drink a mug of Brain Juice this morning; there's probably a version at 1/3 the cost. rle As usual, some assembly required: x = 38, y = 26, rule = B3/S23 4bo$2bobo9bobo$3b2o9b2o$15bo2$9bo20bo$7bobo18b2o$8b2o19b2o$obo$b2o...

- August 3rd, 2020, 8:09 pm
- Forum: Patterns
- Topic: Small Spaceship Syntheses
- Replies:
**535** - Views:
**429187**

### Re: Small Spaceship Syntheses

-1: x = 39, y = 50, rule = B3/S23 4bo$5bo$3b3o12bo$19bo$17b3o2$10bo15bo$11b2o13bobo$10b2o7bo6b2o$17b2o$ 18b2o$8bo$6bobo$7b2o$22bo$21bobo$18bo2b2o13bo$16b5o15bobo$15bo5b2o13b 2o$6bo2bobo4b5o2bo$bo2bobo3b2o6bo2bobo4bo$b2o2b2o3bo10b2o5bobo$obo15bo 9b2o$18bo13b3o$18bo13bo$33bo2$19b2o$18bobo$17bobo$18bo2...

- August 3rd, 2020, 5:22 pm
- Forum: Patterns
- Topic: Small Spaceship Syntheses
- Replies:
**535** - Views:
**429187**

### Re: Small Spaceship Syntheses

After somebody managed to bring this synthesis back to the forefront of my memory, I managed to slap together this promising partial activation, which only requires the insertion of the red object at tick 22: x = 32, y = 47, rule = LifeHistory 13.A13.A$14.A12.A.A$12.3A12.2A3$9.A$7.A.A$8.2A2$19.2A.2A...

- July 10th, 2020, 9:29 pm
- Forum: Patterns
- Topic: Refactoring DRH's cyclotron with stable components?
- Replies:
**95** - Views:
**39670**

### Re: Refactoring DRH's cyclotron with stable components?

Single-engine cyclotron gun using the 3-block shifter+3 Snark reflector, no rectifiers needed: rle The key here was that, even though the clearance of the 3-block shift reaction gets compromised by the Snark loop, there's still plenty of space before those Snarks to fit an eater in. All we needed w...

- June 28th, 2020, 11:22 am
- Forum: Patterns
- Topic: Spaceship Eaters
- Replies:
**267** - Views:
**69390**

### Re: Spaceship Eaters

79 -> 50: x = 37, y = 37, rule = LifeHistory 9.A$3.A6.A$3.A5.2A$5.A3.A$2.3A.A.2A$2.A.A3.A2$3.3A$5.A.2A$2A.2A3.A$3A 8.A$9.A.A$10.2A$21.2A$21.2A$16.2A4.A$13.2A.A2.A.A$16.2A.A.A$15.A3.2A$ 16.A$20.A$16.2A2.2A$12.A.3A6.A$13.2A9.A$22.3A7$4.3D.3D$4.D3.D.D8.2C$ 4.3D.D.D8.2C12.2C$6.D.D.D22.C.C$4.3D.3D24.C$35...

- June 13th, 2020, 4:48 pm
- Forum: Patterns
- Topic: Small Spaceship Syntheses
- Replies:
**535** - Views:
**429187**

### Re: Small Spaceship Syntheses

c2-0020.lif, third ship in the second column:yujh wrote: ↑June 12th, 2020, 9:16 pmAbsolutely accidetal, known?Code: Select all

`moving the block modifies the back`

Code: Select all

```
x = 7, y = 17, rule = B3/S23
6o$o5bo$o$bo4bo$3b2o$2b3o$b5o$2ob4o$b2o4$6o$o5bo$o$bo4bo$3b2o!
```

- May 19th, 2020, 7:24 am
- Forum: Patterns
- Topic: Oscillator Discussion Thread
- Replies:
**1916** - Views:
**824403**

### Re: Oscillator Discussion Thread

A nice reduction to the second oscillator above:

Code: Select all

```
x = 20, y = 9, rule = B3/S23
2b2o9bo$o3bo6bobobo$o5b2o3bo4bo$o3bo2b2o3b4obo$2b2o4b3o4bobo$10b3o3bob
2o$11bob2obobo$11b2o5bo$11b2o3b2o!
```

- May 15th, 2020, 4:48 pm
- Forum: The Sandbox
- Topic: ConwayLife Skyscraper
- Replies:
**110** - Views:
**18985**

### Re: ConwayLife Skyscraper

Floor 27 contains nothing. The rooms are completely empty. There aren't even any rooms, actually, because that would require walls, and there's nothing on this floor. No ceiling. (the rest of the building continues upward approximately 100 meters off to the side) No floor, somehow: We're still debat...

- May 11th, 2020, 10:20 pm
- Forum: Patterns
- Topic: Thread For Your Useless Discoveries
- Replies:
**3306** - Views:
**1339905**

### Re: Thread For Your Useless Discoveries

This could be a possible starting point for 6xn block arrays if not for the fact that these two gliders intersect paths: x = 15, y = 23, rule = LifeHistory 12.A$4.2A6.A.A$4.A.A5.2A$5.A.A$6.A.A$.2E4.A.A$E.E5.A.A$2.E6.A.A$10.A. A$11.2A4$11.2A$10.A.A$2.E6.A.A$E.E5.A.A$.2E4.A.A$6.A.A$5.A.A$4.A.A5. 2A$4...

- May 7th, 2020, 5:58 pm
- Forum: The Sandbox
- Topic: I need help with a Script for the Fast Growing Hierarchy.
- Replies:
**5** - Views:
**1341**

### Re: I need help with a Script for the Fast Growing Hierarchy.

It would help if I knew which of those was the input and which was the subscript, but: You'd probably want to do something like, say, creating an iteration function thus: It(x,y,n+1) = It(f_y(x),y,n); It(x,y,0) = x And then construct the successor fgh as f_(y+1)(x) = It(x,y,x) Piggybacking: def FGH...

- May 7th, 2020, 5:44 pm
- Forum: The Sandbox
- Topic: Smallest still lifes with specific matches
- Replies:
**7** - Views:
**1947**

### Re: Smallest still lifes with specific matches

Snake-with-feather improves xs4_126.

- May 7th, 2020, 5:36 pm
- Forum: Patterns
- Topic: Thread for your unsure discoveries
- Replies:
**2289** - Views:
**1183218**

### Re: Thread for your unsure discoveries

Sadly, passing a signal while the block is present causes an explosion.Jormungant wrote: ↑May 7th, 2020, 8:47 amand some unrelated block factory/glider gun & obstruction, which works in 2 directions!

Code: Select all

`x = 148, y = 69, rule = LifeHistory block-laying circuit that blocks transparent lanes in two directions`

- April 18th, 2020, 3:36 pm
- Forum: The Sandbox
- Topic: Smallest still lifes with specific islands
- Replies:
**37** - Views:
**7639**

### Re: Smallest still lifes with specific islands

If I made a DetLife variant that automatically detected forced supports, would anyone use it?

- April 15th, 2020, 6:11 pm
- Forum: The Sandbox
- Topic: Smallest still lifes with specific islands
- Replies:
**37** - Views:
**7639**

### Re: Smallest still lifes with specific islands

-4:A for awesome wrote: ↑April 15th, 2020, 11:25 amThe first one can be made slightly smaller:The other two are almost certainly minimal.Code: Select all

`x = 8, y = 7, rule = LifeHistory 6.2A$2A.2C2.A$A3.C.A$.A.C2.2A$2A.C.A$A2.C.A$2.2C.2A!`

Code: Select all

```
x = 10, y = 6, rule = LifeHistory
3.2C.2A.A$2A2.C.A.2A$2A.C2.A$3.C.2A$3.C$2.2C!
```