A gun using that reaction was posted here.
Gun Discussion Thread
Re: Gun Discussion Thread
Code: Select all
x = 33, y = 30, rule = B3/S23
bo14bo$obo3b2o7bobo$bo4b3o7bo$6b2o2$20b2o$20bo2bo$6b2o16bo$bo4b3o15bo
6b2o$obo3b2o3bobo10bo6b2o$bo10b2o6bo2bo$12bo7b2o3$9b2o$7bo4bo2$6bo6bo$
4b3ob2obob3o$3bo3bo3bo4bo$3bobob2o2b5o$4b2obo2bo$7b5obo$4b3o5bobo$3bo
3b2o3bobo$4b2obobob2ob2o$5bo2bo$5bobo$4b2obobo$8b2o!
Code: Select all
x = 35, y = 5, rule = B3/S23
4b2o3b2o3bo3b2ob2o3b2ob2o$2o2bobo3bo2bobobobobobobobobobo$obobo2bo2bob
o2bobo2bo2bobo3bobo$2bobo3bobobobo2bo5bobo3bobob2o$b2ob2o3b2ob2o3b2o3b
2ob2o3b2ob2o!
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- Posts: 5141
- Joined: August 31st, 2020, 5:58 pm
Re: Gun Discussion Thread
I reduced the bounding box by two columns.
Code: Select all
x = 31, y = 30, rule = B3/S23
2bo14bo$bobo3b2o7bobo$2bo4b3o7bo$7b2o2$19b2o$19bo2bo$2o3b2o16bo$2o3b3o
15bo$5b2o3bobo10bo$11b2o6bo2bo6b2o$11bo7b2o6bo2bo$27b3o2$8b2o16bob2o$
6bo4bo12b3obo$23bo5bo$5bo6bo11b5o$3b3ob2obob3o11bo$2bo3bo3bo4bo$2bobo
b2o2b5o$3b2obo2bo$6b5obo$3b3o5bobo$2bo3b2o3bobo$3b2obobob2ob2o$4bo2bo
$4bobo$3b2obobo$7b2o!
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- Posts: 605
- Joined: May 27th, 2016, 1:01 am
Re: Gun Discussion Thread
Code: Select all
x = 85, y = 74, rule = LifeHistory
4$17.2A18.2B$17.A.A8.2A6.3A$13.A.A.A.A8.A.A5.3BAB$9.2A.A.2A.A.2A.2A.
2A.A.A4.A3BAB$7.A2.A.A3.A.A4.A.A.A.A4.A.A2BA$4.A2.2A.A.BABA2.A.2A.B.A
.A4.A2BA.A5.2A$4.3A3.A.B2A.2BA.A.2AB2ABA2.BA3BA6.2A$7.4A.AB2ABA2.A.A.
A.A.A2.BA3B$4.2A.A3.A.A.A.B2.4AB3A5.3A5.6A$3.A.2A3B2A.A.2AB.2B2.A2B.
2B4.2B5.A3.A2.A$3.A3.2AB.A.A.2B2ABAB.2BABABA4.2B5.3A2.2A14.2A.2A$4.3A
.B.A.2A4BA.A2B.2BA3BA2.4B5.AB18.A3.A$6.A.A.A2.A3BAB.BA2BA.2B2A.2B3AB
4.2A2B5.2A5.2A4.2A$7.2A.A.BA.2BA2.BA.A.2A2B3.5B3.B2A2B3.3A6.A3.A.A.4A
2.2A$10.A.A.2BA.2A2B.A.B.B2.7BA2B.2AB3.A4.A5.4A.A.B2.A2.A.A$10.A.A.2A
.B2A2B2AB3A9B2A.3AB.BA.4A.A.3A4.ABA2BA5.A$9.2A.A9.A2.2BA2B.6BA2B.2A2B
3A.B.A.A.A2.A2BA5B4.ABA.2A$13.6A.A.A10.BAB4.B2A2BA.A3B3A2.3A.2A2.2AB
3.BA.A2.A$15.A2.A.2A10.3BA5.2A2BA2BAB3A.B2A3B3A.B2A2.3A.A.A$24.2A5.B.
3AB5.A2.3A2.A.A2B3AB2ABA.AB4AB.A.A$23.B2AB3.3B.4B4.3A.A.2A2BAB.BA.B.B
.A.A.ABABA.A$12.8B4.2B3.2A2B2.4B4.3BA2B3.B3AB.A.2A2.A.A3.A.A$11.5B2A
3B4.2B2.2A3B2.4B4.A4B3.BA2.A.2A4.A.4A.A$11.4BA2BA2B3.6BA3B3.4B3.BA3BA
B2.AB2A4.3A6.A$10.8B2A2B.12B3.4B3.A.2B3A.AB2.3A.A6.A$9.3BA5B3A2B.B3A
7B4.3BA5.A.BA3.2A2.2A7.2A$10.BA.A3BAB.AB.2BA9B5.3BA5.A.2A3.A$12.2A3B
3A4.2BA4BA4BA4.3AB5.A.A2.A$25.2BA7B.3A3.4B5.A3.2A$12.2A3B3A7.BA2BA2B
5.A3.4B$10.BA.A3BAB.AB8.A3B5A5.4B$9.3BA5B3A2B10.B3A.A.A4.4B$10.8B2A2B
11.A.A2BAB3A3.4B$11.4BA2BA2B11.B.5B4.A3.3BA$11.5B2A3B10.2A2B2ABA.3A5.
3BA$12.8B10.A.2B2.B.A.A8.3AB$30.A.A2B2A2B.A9.4B$29.2A.A.2B.AB2A.A2.A
5.4B$28.A3.2ABABA3B.4A6.4B$29.3A2.A.5BA11.4B$32.3ABA.AB5A.A7.4B$31.A
2.B4.A.B.A.2A8.3BA$31.2A.2B.3A3B13.3BA$33.4B5A15.3AB$31.3A.B.3B.BA15.
4B$30.A2.5A2BA2.A15.4B$29.A.2A4B.A.4A16.4B$29.A.A.B.3B2A21.4B$28.2A.
3A.2B.A.2A20.4B$31.A.2B.2AB.A22.3BA5.4B$28.2A.A2BA2BA2.A23.3BA3.2A2B$
28.A.A3.2AB3A.2A22.3AB.2B2A$30.A.A.A.AB.B.A24.5BAB$29.A.2A.AB2.BA.A
25.5B$29.A3.A2.BA.A.2A20.C2.B2A3B$30.2A2.3AB.A.A20.C.CB3A5B$28.A.A.2A
4.2A2.A21.2BA2BA4B2.2A$28.2A4.AB2A2.A.A22.B2ABA5BABAB$34.A.2B2A.A.2A
21.B2A2B3.3AB$35.A4B.A.A.A18.5B5.2A2B$41.A2.A19.2A9.2B2A$40.2A23.A9.B
3A$62.3A11.4B$62.A13.4B$75.B2A2B$76.2A!
Re: Gun Discussion Thread
Code: Select all
x = 37, y = 31, rule = B3/S23
2o24b2o$2o24b2o$18b2o$16b2o2bo$14b3ob2o15b2o$14bobo18bo$33bobo$33b2o2$
10b3o2b3o2$29bo$28b3o$11bobo13bo2b2o$8b2ob3o17bo$7bo2b2o18b3o$8b2o21b
2o$2o$2o3$25b2obo$20b2o3b4o$20bo2bo3$20bob2o$15b2o2bobo$15bo4bo$19bo$
16bo2bo!
Code: Select all
x = 44, y = 42, rule = B3/S23
25b2o15b2o$25b2o15b2o3$39bo$39bo$39bo$35bo$34bo2b2o$33bo3bo$33bo2b2o$
34b2o4$15b2o$15b2o16b2o$31b2o2bo$15bo15bo3bo$14bobo13b2o2bo$14bo2bo2b
2o11bo$18bob2o7bo$16b2o11bo$12b2o15bo$12b2o2$42b2o$3b2o37b2o$3bobo22b
2o$4bo23b2o4$7b2o27b2o$7b2o27bo$2b2o33b3o$bobo35bo$bo$2o13b2o$15bo$8b
2o6b3o$8b2o8bo!
Code: Select all
x = 49, y = 36, rule = B3/S23
2o24b2o$2o7bo16b2o$8b3o$7bo$8b2obo23b2o$9b2obo22bo$33bobo$33b2o2$10b3o
2b3o4$15bob2o$16bob2o8b2o$20bo7b2o$17b3o$2o16bo$2o35bo$35b3o$34bo$34b
2o$20b2o$20b2o21b2o$43bobo$21bo23bo$20bobo22bob2o$15b2o2bo2bo12b2o5b2o
bobo$15b2obo16b2o5b2obobo$19b2o24bob2o$26b2o14b4o2bo$25bobo14bo3b2o$
25bo18b2o$24b2o19bo$43bo$43b2o!
Code: Select all
x = 51, y = 38, rule = B3/S23
2o24b2o$2o24b2o3$21b2o12b2o$8b2o8b3obo12bo$8b2o6bo3bo12bobo$6b2o8bo16b
2o$5bo2bo8b2o$5bo16bo$9b2o8bo2bo$11bo8b2o$7bo3bo6b2o$5bob3o8b2o$5b2o
21b2o$28b2o$35b2o$2o34bo$2o32bo5b2o$34b2o5bo$41bob2o$34b2o2b2obo2bo$
20b2o12b2o3bob2o$20bobo16bo$21b3o14b2o$22b2o21b2o$20bobo22bobo$15b2o2b
obo8bobo14bo$15bobo2bo10b2o14bob2o$16b4o11bo5b2o5b2obobo$17b2o18b2o5b
2obobo$47bob2o$28b2o14b4o2bo$27bobo14bo3b2o$27bo18b2o$26b2o19bo$45bo$
45b2o!
Code: Select all
x = 48, y = 48, rule = B3/S23
2o24b2o$2o24b2o$18b2o$16b2o2bo$14b3ob2o15b2o$14bobo18bo$33bobo$33b2o2$
10b3o2b3o2$29bo$28b3o$11bobo13bo2b2o$8b2ob3o17bo$7bo2b2o18b3o$8b2o21b
2o$2o$2o2$34b2o$25b2obo5b2o$20b2o3b4o$20bo2bo$43b2o$20bo2bo18bobo$19bo
2bo20bo$19bobo$20bo2$13bo6b2o17b2o$13b3o4b2o17b2o$16bo27b2o$15b2o27bob
o$46bo$6b2o23b2o13b2o$5bobo24bo$5bo23b3o6b2o$2b2obo23bo8b2o$3bobob2o$
3bobob2o$2b2obo7b2o$2bo2b4o3bo2bo7b2o$3b2o3bo4b2o8bobo$5b2o18bo$5bo19b
2o$7bo$6b2o!
Code: Select all
x = 58, y = 30, rule = B3/S23
30b2o24b2o$30b2o24b2o3$21b2o12b2o$22bo12b2o11bo$22bobo12b4o6bobo$23b2o
12bobob2o7bo$36bo8bo5bo$36bo2bo8bo2bo$36bo5bo8bo$9bo3bo23bo7b2obobo$4b
o3bobobobo3bo19bobo6b4o$2bo5bobobobo5bo18bo11b2o$2o2b2obobo3bobob2o2b
2o5b2o21b2o$5bobo7bobo10b2o$5bobo7bobo$56b2o$56b2o4$36b2o$36b2o$5bobo
7bobo18b2o$5bobo7bobo18bo$2o2b2obobo3bobob2o2b2o4bo7bobo$2bo5bobobobo
5bo4b2o9bobob3o$4bo3bobobobo3bo7b2o9bob4o$9bo3bo24bo!
Code: Select all
x = 35, y = 5, rule = B3/S23
4b2o3b2o3bo3b2ob2o3b2ob2o$2o2bobo3bo2bobobobobobobobobobo$obobo2bo2bob
o2bobo2bo2bobo3bobo$2bobo3bobobobo2bo5bobo3bobob2o$b2ob2o3b2ob2o3b2o3b
2ob2o3b2ob2o!
Re: Gun Discussion Thread
Code: Select all
x = 34, y = 46, rule = B3/S23
3bo2bo$7bo$8b2o$2bob2o6bo$2bo2bo3bo$bo3bob3o$o11bo$3b3obo3bo$3bo3bo2b
o$o6b2obo$3b2o$5bo$6bo2bo$12bo$10b4o$9bob5o$8b2o6bo9b2o$9b3obo3bo7bob
o$2b2o6b2o2bobo10bo$2b2o3$5b2o$4bo2bo21b2o$6b2o18bo$25bobo2b2o$9bo13b
obob3o2bo$8b3o12bo2b6o$8bo2bo14b2ob2o$10b2o13b6o2bo$24bo2b3obobo$25b2o
2bobo$30bo$26b2o$11b2o$11bo2bo$12b3o$13bo2$15b2o$15bo2bo$16b2o3$2b2o15b
2o$2b2o15b2o!
Code: Select all
x = 80, y = 81, rule = B3/S23
46b2o$45bo2bo$46b2o27$35bo2bobo8b2o$33b2obob3o$34bo6bo7bo3bo$33b2o5bo
7bo$49b2ob2o$34bo5b2o7b2o$33bo6bo$34b3obob2o$34bobo2bo$52bo$50bo3bo$55b
o$48bo5bo$47b2o3b2o$46b3obobo$50b2o$45b2o2bobo$44bob2ob2o$43bo5bo$44b
o$44bo3bo29b2o$2o44bobo29b2o$2o33b2o$19bo15b2o$4b2o11b2obo$3b2o15bo$2b
o4b3o6bo$3bobobo68bo$5b2o3bo9bo14b2o38bobo$7bo2bo6bo2bo13bo2bo37bobo$
10bo6bo18b2o38bo$7bo2bo6bo2bo$7bo9bo3b2o16bo31b2o$20bobobo13b3o27b2ob
3o$11bo6b3o4bo12bo2bo25b3ob2o$7bo15b2o15b2o26b2o$7bob2o11b2o$8bo55bo$
2o24b2o35bobo$2o24b2o35bobo$41b2o21bo$41bo2bo$42b3o28bo$43bo28bobo$72b
obo$45b2o$45bo2bo12b2o15b2o$46b2o13b2o15b2o3$32b2o15b2o$32b2o15b2o!
My guide: https://bit.ly/3uJtzu9
My c/2 tech collection: https://bit.ly/3qUJg0u
Overview of periods: https://bit.ly/3LwE0I5
Most wanted periods: 76,116
Re: Gun Discussion Thread
Code: Select all
x = 35, y = 31, rule = B3/S23
2o$2o$18b2o14bo$16b2o2bo11b3o$14b3ob2o11bo$14bobo14b2o4$10b3o2b3o2$29b
o$28b3o$11bobo13bo2b2o$8b2ob3o17bo$7bo2b2o18b3o$8b2o21b2o$2o$2o3$25b2o
bo$20b2o3b4o$20bo2bo3$20bob2o$15b2o2bobo$15bo4bo$19bo$16bo2bo!
Code: Select all
x = 35, y = 5, rule = B3/S23
4b2o3b2o3bo3b2ob2o3b2ob2o$2o2bobo3bo2bobobobobobobobobobo$obobo2bo2bob
o2bobo2bo2bobo3bobo$2bobo3bobobobo2bo5bobo3bobob2o$b2ob2o3b2ob2o3b2o3b
2ob2o3b2ob2o!
Re: Gun Discussion Thread
Code: Select all
x = 53, y = 46, rule = B3/S23
14b2o18b2o$14bobo8b2o$10bobobobo8bobo5bo3bo$6b2obob2obob2ob2ob2obobo4b
o4bo$4bo2bobo3bobo4bobobobo4bobobo$bo2b2obob2obo2bob2obo3bo5bobobo9bo
2bo3b2o$b3o3bobobo3bobob3o2b2o2bo4bo8b8o2bo$4b4ob2ob2o3bo5bobo2bo3bo8b
o8b2o$b2obo5bo3bo2b2o2b2o17bo2bob2obo$obob4o2bobo3b2o3b2o2bo4b2o9b3ob
2o3b2o$o3bo3bobo7bo2bo3bo12b4o4bobobo$b3obobobo2b2o3bobo5bo12b2o5bob2o
bo$3bobobo4b2obo3b3o2b2o14bo3bobobob2o$4b2obobo10bobob2o13b2obo2bo2bo
2bo$7bobobo5b2o3bobo5b3o4bo2b5o3b2o$7bobob2ob6obob3o4b3o6bo$6b2obo9bo
3b2o6bo5bo2b5o3b2o$10b6obobo19b2obo2bo2bo2bo$12bo2bob2o21bo3bobobob2o$
21b2o15b2o5bob2obo$21b2o15b4o4bobobo$41b3ob2o3b2o$13b3o20bo3bo2bob2obo
$13bob2o17bobo4bo8b2o$13b2o2bo9b3o5b2o5b8o2bo$9bo3b6o8b3o14bo2bo3b2o$
8bobo2b2o2bo8bo3bo$9b2o3b3o10b3o3bo$27b3o3b3o$9b2o3b3o19bo$8bobo2b2o2b
o17b2o7bo$9bo3b6o11b2o2bo2b2o3bobo$13b2o2bo12bo4bobo5b2o$13bob2o6b2o2b
o5b3o2bo$13b3o7bo2bobo7bobo$24bo6b3o2bob2o$21b3o3b3obobo2bobo$20bo5bo
2bobo2b2o2bo$20b2o6b2obo3bobo14bo$17b2obo5bo2bobobobob2o11bobo$17b2obo
3b2ob3obob2o16b2o$20bobobobo3bo$17b2ob5obo2bo$17bobo5bo3b2o$20b5o$22bo
!
Code: Select all
x = 27, y = 26, rule = B3/S23
b3o$o9b2o$o3bo5b2o$o2bobo$2bobo2bo$3bo3bo$7bo8b3o$4b3o9b3o$15bo3bo$16b
3o3bo$16b3o3b3o$4bo2bo17bo$4b6o14bobo$10bo8b2o2bobo$6b4obo7bo2bobo$2b
2obo5bo4bo6bo$o2bobo3bob3ob2o$2o3bo6b2ob2o3b2o$4bo4b2obo5bob2o$3bo3b2o
bo2b2o2b2o2b2o$3bob2o3bo6bo2bo2bo$2b2o4bobob6ob5o$4b4obobo5bo$4bo2bobo
2b4obob3o$8b2o4bob2obo2bo$20b2o!
Regarding hotdogPi's symmetric p32 gun, I managed to make a monomer form with an enormous proof-of-concept p4:
Code: Select all
x = 69, y = 56, rule = B3/S23
49b2o3b2o$48bobo3b2o$46b4o$39b2o3bob3o16b2o$39b2o3b2ob2o16bo$44b2o3bo
3b3o6b2obobo$53b2o8bobo2bo$46b3o2bo3b2o6bo4bo$39b2o10bo2b3o7b3o$39bobo
2bo6bo2b4o$40b4o2bo6bo2bobo3b4obo$20b2o2b2o3b2ob2ob2o4b3o2bo10b2o3bo2b
obo$4b2o14bo3bo3bobobo3bo4b2o3bo2b3o15bo$3bobo16bobo3bobo2b3o7b2o21b2o
$3bo14b5obob2obobobo8b3o3bo3b2o12bo$2obo5b2o2bo3bobo3bobobobob2o16b2ob
2o3b2o4bo2b2o$2obo2bob3o6b2o2b2o2bobob2o18b3obo3b2o3bobob2o$3bobo6bobo
bobo2bo5b3o2bobo13b4o10b2o$3bo2bob2ob2obo2b3ob4ob2o2bo2bo8b2o3bobo13b
2o$4bobobo3bobo7bo3b3o2bobob3o4b2o3b2o14b2o$5bo3b2obo2b4o2b2o3bobo4bo
5bo23bo$11bobobo2bo3bo3b2ob2o6bo2bo20b2o$11bobo6b3o4bo4bo2b2o2b2o$10b
2o2b3obobo2b2o2bo3bobob5obo20bo$11bobobo3bobob3o4b2o4bo4b2o10bo5bo2bo$
11bob4o3bo5bo2bobo5bo2bo3bo2b3o3bo5bobo$12b2obobo3b5o2bo7b2obo2b2o6b3o
bo$23bo2b2o8bo5b2o7bobo$16bobo6bo6b2o3b2o3bo4bo10b2o$18bo5b2o6bo2bobob
o3b3o3bo8bobo$19b2o13b2o7b2o8bo6bo$15bo3b2o14bo2b2o11bobo6b2o$14bobob
2o15bobobob2o2bo6b2o$14bobobo17b2obo4b2o$15bo22b2ob4o$16b4o14b3o5bo$
34bo2b2ob2o3b2o2b2o$16b3o17bo2b2ob4obo2bo$15bo21bo9b2obob2o7bo$15bo3bo
18b3o2bo3bo2bobo6bobo$16b2obo14bo5bo2bo5bo2bo7b2o$18bo14bobo4bobo7b2o$
18bobo11bobo2b2obob2ob5o$19b2o11bobob2o2b3o6bo$33bobo3bo3bo3bobob2o$
35bob2ob2o5bobo2bo$34bobobobo2b2obo2b2o$34bo2bo2b2o2b3obo$33b2ob2o2bob
o5bo$32bo2b2ob2o8b2o$32b2o8bo$34b2o2b3ob3o$34bo2bo2b2o3bo$32bobo3b2o2b
2obo$32b2o6bo2b2o$40b2o!
Edit: I found a p4 sparker that works with Rich's p16 and is shorter than even the version with the figure eight:
Code: Select all
x = 53, y = 43, rule = B3/S23
14b2o18b2o$14bobo8b2o$10bobobobo8bobo5bo3bo$6b2obob2obob2ob2ob2obobo4b
o4bo$4bo2bobo3bobo4bobobobo4bobobo$bo2b2obob2obo2bob2obo3bo5bobobo9bo
2bo3b2o$b3o3bobobo3bobob3o2b2o2bo4bo8b8o2bo$4b4ob2ob2o3bo5bobo2bo3bo8b
o8b2o$b2obo5bo3bo2b2o2b2o17bo2bob2obo$obob4o2bobo3b2o3b2o2bo4b2o9b3ob
2o3b2o$o3bo3bobo7bo2bo3bo12b4o4bobobo$b3obobobo2b2o3bobo5bo12b2o5bob2o
bo$3bobobo4b2obo3b3o2b2o14bo3bobobob2o$4b2obobo10bobob2o13b2obo2bo2bo
2bo$7bobobo5b2o3bobo5b3o4bo2b5o3b2o$7bobob2ob6obob3o4b3o6bo$6b2obo9bo
3b2o6bo5bo2b5o3b2o$10b6obobo19b2obo2bo2bo2bo$12bo2bob2o21bo3bobobob2o$
21b2o15b2o5bob2obo$21b2o15b4o4bobobo$41b3ob2o3b2o$13b3o20bo3bo2bob2obo
$13bob2o17bobo4bo8b2o$13b2o2bo9b3o5b2o5b8o2bo$9bo3b6o8b3o14bo2bo3b2o$
8bobo2b2o2bo8bo3bo$9b2o3b3o10b3o3bo$27b3o3b3o$9b2o3b3o19bo$8bobo2b2o2b
o17b2o7bo$9bo3b6o11b2o2bo2b2o3bobo$13b2o2bo6bobo3bo4bobobo3b2o$13bob2o
9bo6b3o2bobo$13b3o6b2o4bo7bobobo$21bo4bo4b3o2bo2bo$20bob8obobo2bo$20bo
8bobo2b2o$18b2ob11o20bo$17bo2bo4bo2bo21bobo$17b2o2bo4bo24b2o$22bobobo$
24bo!
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Re: Gun Discussion Thread
Re: Gun Discussion Thread
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Re: Gun Discussion Thread
I believe part of the reason behind the focus on bounding box is because beyond a certain point, most minimal population guns for a given period will just look like a glider reflector and glider duplicator spaced arbitrarily far apart, in an adjustable trombone-slide sort of fashion, with a single glider bouncing between them. You just have to find the minimum population combinations of reflector + duplicator for all the possible period offsets mod 8, and those 8 families of guns will be the smallest population guns possible for almost all periods.erictom333 wrote: ↑October 18th, 2021, 6:34 pmAm I the only one who thinks guns should be optimised in terms of population, not bounding box?
With bounding box optimization, there is no simple shortcut that works for all possible periods, as once you extend the trombone slide far enough, there's another way to use that space more effectively. Both population and bounding box are useful qualities to minimize for guns, but the case for optimizing bounding box provides far more opportunities for improvements. Basically, population optimization only has 8 cases (plus a finite number of exceptions) to try and optimize, but there are vastly more options in the realm of bounding box optimization and so you're going to see improvements there more often.
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Re: Gun Discussion Thread
Thing is, I'm most interested in low period guns, up to p200 or so (plus the few in the 200s with mostly active regions). For these, it would be either suboptimal or impossible to use a trombone slide design.Sphenocorona wrote: ↑October 18th, 2021, 7:24 pmI believe part of the reason behind the focus on bounding box is because beyond a certain point, most minimal population guns for a given period will just look like a glider reflector and glider duplicator spaced arbitrarily far apart, in an adjustable trombone-slide sort of fashion, with a single glider bouncing between them. You just have to find the minimum population combinations of reflector + duplicator for all the possible period offsets mod 8, and those 8 families of guns will be the smallest population guns possible for almost all periods.erictom333 wrote: ↑October 18th, 2021, 6:34 pmAm I the only one who thinks guns should be optimised in terms of population, not bounding box?
With bounding box optimization, there is no simple shortcut that works for all possible periods, as once you extend the trombone slide far enough, there's another way to use that space more effectively. Both population and bounding box are useful qualities to minimize for guns, but the case for optimizing bounding box provides far more opportunities for improvements. Basically, population optimization only has 8 cases (plus a finite number of exceptions) to try and optimize, but there are vastly more options in the realm of bounding box optimization and so you're going to see improvements there more often.
- yujh
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Re: Gun Discussion Thread
1. Why does everyone need to focus on low period guns?erictom333 wrote: ↑October 19th, 2021, 10:30 pmThing is, I'm most interested in low period guns, up to p200 or so (plus the few in the 200s with mostly active regions). For these, it would be either suboptimal or impossible to use a trombone slide design.
2. Glider loops. Nowadays glider duplicators work at low periods like 74, 75 and 78+ (including 78) and snark is fairly low in population. It is much lower in population than a dense p3 or p4 sparker.
3. If you get a small gun like ggg, you can use oscillators or semi snarks or semi cenarks to duplicate the period, which won’t add much to the population, but the latter two is much bigger in bb while oscillators cannot filter a glider stream if the period isn’t correct. (So you might see a p16 doing that job but I haven’t seen a a p32 doing so(probably because of the spark but anyways))
4. People are just used to do so. Very important.
5. You are not the only person, but there might not be a lot of us that think gun pop is more important than bb
B34kz5e7c8/S23-a4ityz5k
b2n3-q5y6cn7s23-k4c8
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B3-kq4z5e7c8/S2-ci3-a4ciq5ek6eik7
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Re: Gun Discussion Thread
Why does no one need to focus on low period guns?yujh wrote: ↑October 20th, 2021, 8:18 am1. Why does everyone need to focus on low period guns?erictom333 wrote: ↑October 19th, 2021, 10:30 pmThing is, I'm most interested in low period guns, up to p200 or so (plus the few in the 200s with mostly active regions). For these, it would be either suboptimal or impossible to use a trombone slide design.
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- ihatecorderships
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Re: Gun Discussion Thread
I agree. It feels like there is too little interest in lower period guns. Personally, I consider guns that consist of a lower-period engine and a filter/semi-snark "trivial."
Don't drink and drive, think and derive.
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Re: Gun Discussion Thread
Re: Gun Discussion Thread
Code: Select all
x = 51, y = 43, rule = B3/S23
8b2o22b2o$2b2o5bo13b2o$bobo2b3o14bobo5bo3bo$bobobo6b2o3b2ob2obobo4bo4b
o$2obobo5bobo2bobobobobo4bobobo$4bob3obo2bobo2bo3bo5bobobo9bo2bo3b2o$
3b3o2b2o3bobob3o2b2o2bo4bo8b8o2bo$2obo2b2o2b2o3bo5bobo2bo3bo8bo8b2o$bo
bo4bo3bo2b2o2b2o17bo2bob2obo$o2bobo2bobo3b2o3b2o2bo4b2o9b3ob2o3b2o$obo
bobobo7bo2bo3bo12b4o4bobobo$b2o2bobo2b2o3bobo5bo12b2o5bob2obo$3bobo4b
2obo3b3o2b2o14bo3bobobob2o$3bobobo10bobob2o13b2obo2bo2bo2bo$4b2obobo5b
2o3bobo5b3o4bo2b5o3b2o$7bob2ob6obob3o4b3o6bo$7bo9bo3b2o6bo5bo2b5o3b2o$
8b6obobo19b2obo2bo2bo2bo$10bo2bob2o21bo3bobobob2o$19b2o15b2o5bob2obo$
19b2o15b4o4bobobo$39b3ob2o3b2o$11b3o20bo3bo2bob2obo$11bob2o17bobo4bo8b
2o$11b2o2bo9b3o5b2o5b8o2bo$7bo3b6o8b3o14bo2bo3b2o$6bobo2b2o2bo8bo3bo$
7b2o3b3o10b3o3bo$25b3o3b3o$7b2o3b3o19bo$6bobo2b2o2bo17b2o7bo$7bo3b6o
11b2o2bo2b2o3bobo$11b2o2bo6bobo3bo4bobobo3b2o$11bob2o9bo6b3o2bobo$11b
3o6b2o4bo7bobobo$19bo4bo4b3o2bo2bo$18bob8obobo2bo$18bo8bobo2b2o$16b2ob
11o20bo$15bo2bo4bo2bo21bobo$15b2o2bo4bo24b2o$20bobobo$22bo!
- Extrementhusiast
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Re: Gun Discussion Thread
Well, that's why you use a different front end!Scorbie wrote: ↑October 21st, 2021, 7:02 pm2 columns off the p32 gun:I'm running a greedier ofind search that tries to find the minimal oscillator containing the initial three rows, but it seems to converge to the same backendCode: Select all
RLE
Code: Select all
x = 43, y = 43, rule = B3/S23
o23b2o2$3b2obobob2o11bo3bo$3bob2ob2obo10bo4bo$7bo13bobobo$4b2o3b2o9bob
obo9bo2bo3b2o$4bob3obo7bo4bo8b8o2bo$b2obo5bob2o4bo3bo8bo8b2o$b2obob2ob
o2b3o15bo2bob2obo$3bo3b2o6bo4b2o9b3ob2o3b2o$b2obob2ob5o14b4o4bobobo$b
2obo2bo3bo3b2o11b2o5bob2obo$4bobo3bo3b2o14bo3bobobob2o$b2obobobob3obo
14b2obo2bo2bo2bo$bobo3bobo2bobo5b3o4bo2b5o3b2o$9bobo2b2o4b3o6bo$8b2ob
2o8bo5bo2b5o3b2o$29b2obo2bo2bo2bo$2b3o25bo3bobobob2o$bo9b2o15b2o5bob2o
bo$bo3bo5b2o15b4o4bobobo$bo2bobo24b3ob2o3b2o$3bobo2bo17bo3bo2bob2obo$
4bo3bo15bobo4bo8b2o$8bo8b3o5b2o5b8o2bo$5b3o9b3o14bo2bo3b2o$16bo3bo$17b
3o3bo$17b3o3b3o$26bo$25b2o7bo$20b2o2bo2b2o3bobo$14bobo3bo4bobobo3b2o$
16bo6b3o2bobo$12b2o4bo7bobobo$11bo4bo4b3o2bo2bo$10bob8obobo2bo$10bo8bo
bo2b2o$8b2ob11o20bo$7bo2bo4bo2bo21bobo$7b2o2bo4bo24b2o$12bobobo$14bo!
Re: Gun Discussion Thread
Wow, that's very clever! I wonder if the the bottom p4 can be made shorter now that Rich's p16 is out of the way. I suspect the right-hand symmetric p4 can replaced with a shorter asymmetric p4. Flipping the top figure eight could help:Extrementhusiast wrote: ↑October 23rd, 2021, 10:36 pmWell, that's why you use a different front end!
Code: Select all
x = 43, y = 43, rule = B3/S23
o15b2o2$3b2obobob2o2bo3bo$3bob2ob2obo2bo4bo$7bo8bobobo$4b2o3b2o6bobobo
12bo2bo3b2o$4bob3obo7bo4bo8b8o2bo$b2obo5bob2o5bo3bo7bo8b2o$b2obob2obo
2b3o15bo2bob2obo$3bo3b2o6bo4b2o9b3ob2o3b2o$b2obob2ob5o14b4o4bobobo$b2o
bo2bo3bo3b2o3b3o5b2o5bob2obo$4bobo3bo3b2o4bobo7bo3bobobob2o$b2obobobob
3obo5b3o6b2obo2bo2bo2bo$bobo3bobo2bobo12bo2b5o3b2o$9bobo2b2o13bo$8b2ob
2o14bo2b5o3b2o$29b2obo2bo2bo2bo$2b3o25bo3bobobob2o$bo9b2o15b2o5bob2obo
$bo3bo4bo2bo10bo3b4o4bobobo$bo2bobo15bobo6b3ob2o3b2o$3bobo2bo14b2o5bo
2bob2obo$4bo3bo2bo2bo16bo8b2o$8bo7bo15b8o2bo$5b3o6b4o16bo2bo3b2o$10bo
7bo$11bo3b3o5bo$13b2obo6b3o6bo$26bo3bobo$25b2o4b2o$20b2o2bo2b2o$14bobo
3bo4bobobo$16bo6b3o2bobo$12b2o4bo7bobobo$11bo4bo4b3o2bo2bo$10bob8obobo
2bo13bo$10bo8bobo2b2o12bobo$8b2ob11o17b2o$7bo2bo4bo2bo$7b2o2bo4bo$12bo
bobo$14bo!
- 83bismuth38
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Re: Gun Discussion Thread
Code: Select all
x = 42, y = 21, rule = B3/S23
18bo2$14b2o3b5o$13bo2b2obo4b2o$12b3ob2o$12bobobo3b2o4b2o2bobo3bo2b2o$
5bobo2b2o4b2o3bobobo4bo2bo2b2o2bo$4bo2bo12b2ob3o7b3o3bo$4bo7b2o4bob2o
2bo6bob2ob3o$7bo6b5o3b2o3bobo5b2o$2bobobo3bo23b2o4b2o$b4o5bo15bo2b2o3b
o4bobo$10bo15b2o2bo3bo4bo$10b2o18bo3b2obob2o$3b4o6bo16bobobobobo2bo$bo
bobo3bo4bo13bobo2b2o2bo2bo$o13bo12bob2obob2ob2ob2o$3bo6b3o14bo4b2obo3b
o$o2bo24b3o4bobobo$obo27bob2obob2o$31bob2o!
Code: Select all
x = 28, y = 13, rule = B3/S23
19bo$3bo15bo4b2o$2bobo14bo4bobo$2bobo20b2o$3bo11b3o2$25b3o$b2o22b3o$o
2bo$b2o12b2o$10b2o2bobo$bo8b2o2b2o$obo7b2o!
- EvinZL
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Re: Gun Discussion Thread
https://catagolue.hatsya.com/object/gun_72/b3s2383bismuth38 wrote: ↑October 25th, 2021, 5:15 pmCan this p36 traffic jam hassler (extra high clearance version discovered by jp21) be gunned?Code: Select all
x = 42, y = 21, rule = B3/S23 18bo2$14b2o3b5o$13bo2b2obo4b2o$12b3ob2o$12bobobo3b2o4b2o2bobo3bo2b2o$ 5bobo2b2o4b2o3bobobo4bo2bo2b2o2bo$4bo2bo12b2ob3o7b3o3bo$4bo7b2o4bob2o 2bo6bob2ob3o$7bo6b5o3b2o3bobo5b2o$2bobobo3bo23b2o4b2o$b4o5bo15bo2b2o3b o4bobo$10bo15b2o2bo3bo4bo$10b2o18bo3b2obob2o$3b4o6bo16bobobobobo2bo$bo bobo3bo4bo13bobo2b2o2bo2bo$o13bo12bob2obob2ob2ob2o$3bo6b3o14bo4b2obo3b o$o2bo24b3o4bobobo$obo27bob2obob2o$31bob2o!
- Entity Valkyrie 2
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Re: Gun Discussion Thread
Code: Select all
x = 214, y = 109, rule = B3/S23
85b2o$84bobo$78b2o4bo$76bo2bo2b2ob4o$76b2obobobobo2bo$79bobobobo79b2o
2b2o$79bobob2o77bo10bo$80bo75b2o4bob2o4b2obo4b2o$156b2o5b3o4b3o5b2o$
93b2o$84b2o7bo$84b2o5bobo$31bo4bo54b2o$28bob8obo$27bo2b2o4b2o2bo$22b2o
4bobo6bobo4b2o$22b2o5bo8bo5b2o41bo68b2o5b3o4b3o5b2o$30bo6bo48b2o68b2o
4bob2o4b2obo4b2o$28bob3o2b3obo46bobo73bo10bo$28bo10bo33bo7b2o82b2o2b2o
$71b2o9bo$28bo10bo32b2o5b3o$28bob3o2b3obo39bo$30bo6bo67b2o54bo$22b2o5b
o8bo5b2o59bo56b2o$22b2o4bobo6bobo4b2o61bo53b2o$27bo2b2o4b2o2bo46b2o14b
5o$28bob8obo48bo13bo$31bo4bo51bobo12b3o$24bobo62b2o15bo$24bo2bo75b4o$
26bo66b2o3b2o3bo3b2o$25bo68b2o2b2o4b3o2bo$93bo12bob2o$106bo$56bobo46b
2o38b2o$56b2o88b2o$57bo87bo$97b2o$3b2o92bo3bo74bobo$4bo59b2o32b4o75b2o
$2bo61bo112bo$2b5o14b2o38b2obo31b4o25bo$7bo13bo39bobo31bo3bo23b3o$4b3o
12bobo19bo33b2o18b2o25bo28bo$3bo15b2o21bo30b3obo44b2o25b3o12bo5b2o$3b
4o7b3o23b3o25bo3bo2b4o22b2o45bo13b3o5bo$b2o3bo5b2ob2o50b4o2b2o2b3o19b
3obo44b2o11bo9bo$o2b3o8bo51b2ob5o3b2o15bo3bo2b4o22b2o32b2o3b2o2b2o$2ob
o63bob2o22b4o2b2o2b3o19b3obo36bobo$3bo64b3o21b2ob5o3b2o15bo3bo2b4o22b
2o13bob4o$3b2o48b3o13b2o22bob2o22b4o2b2o2b3o19b3obo11b2obo2bo30bo$51b
5o22b2o14b3o21b2ob5o3b2o15bo3bo2b4o45b3o$54bobo21b3o14b2o22bob2o22b4o
2b2o2b3o43bo$11b2o42b2o21b2obo22b2o14b3o21b2ob5o3b2o7b2o26bo8b2o$12bo
57b2o3b5ob2o21b3o14b2o22bob2o11b2ob2o28b2o$9b3o57b3o2b2o2b4o22b2obo22b
2o14b3o11b2o3bo26b2o$9bo30bo2bob2o23b4o2bo3bo15b2o3b5ob2o21b3o14b2o60b
2o$40b4obo25bob3o19b3o2b2o2b4o22b2obo76bo$45bobo24b2o22b4o2bo3bo15b2o
3b5ob2o75bob2o$27b3o12b2o2b2o3b2o44bob3o19b3o2b2o2b4o68b2o4b3o2bo$27bo
14bo9bo11b2o32b2o22b4o2bo3bo69b2o3bo3b2o$28bo14bo5b3o13bo57bob3o79b4o$
42b2o5bo12b3o10bo14b2o32b2o67b2o15bo$62bo11bo16bo25b2o44b3o26bobo12b3o
$74b3o11b3o23bo3bo31bobo12bo26bo13bo$88bo25b4o31bob2o11bo26b2o14b5o$
127bo21bo61bo$112b4o10bo21b2o59bo$112bo3bo9b3o51bo14bobo11b2o$115b2o
62b2o14b2o$179bobo14bo2$107b2o$107bo$43b2o59b2obo$43bobo58bo2b3o5bo$
43bo61b2o3bo3b2o$107bob2o$59bo47bo15b2o23b2o$59bobo46b3o12bobo21bobo
27bo4bo$59b2o50bo13bo23bo24bob8obo$106b5o8bo5b2o46bo2b2o4b2o2bo$106bo
10bobo48b2o4bobo6bobo4b2o$108bo9b2o48b2o5bo8bo5b2o$107b2o67bo6bo$134bo
39bob3o2b3obo$132b3o39bo10bo$131bo$43b2o2b2o82b2o41bo10bo$40bo10bo122b
ob3o2b3obo$34b2o4bob2o4b2obo4b2o67b2o49bo6bo$34b2o5b3o4b3o5b2o70b3o37b
2o5bo8bo5b2o$123bo4bo2b2obo33b2o4bobo6bobo4b2o$126bo4b5o37bo2b2o4b2o2b
o$126bo2b4ob2o38bob8obo$121bo3b2o5b2o43bo4bo$120bob2o3b2ob2o$120bo6bob
obo$119b2o$34b2o5b3o4b3o5b2o70b3o$34b2o4bob2o4b2obo4b2o71b2o2bo$40bo
10bo77b2obobo$43b2o2b2o79bobobobo$125bo2bobobobob2o$125b4ob2o2bo2bo$
129bo4b2o$127bobo$127b2o!
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Re: Gun Discussion Thread
that's based on (13,1)c/31Entity Valkyrie 2 wrote: ↑November 2nd, 2021, 6:02 amUseless P62 self-stabilizing wick-based gun:Code: Select all
x = 214, y = 109, rule = B3/S23 85b2o$84bobo$78b2o4bo$76bo2bo2b2ob4o$76b2obobobobo2bo$79bobobobo79b2o 2b2o$79bobob2o77bo10bo$80bo75b2o4bob2o4b2obo4b2o$156b2o5b3o4b3o5b2o$ 93b2o$84b2o7bo$84b2o5bobo$31bo4bo54b2o$28bob8obo$27bo2b2o4b2o2bo$22b2o 4bobo6bobo4b2o$22b2o5bo8bo5b2o41bo68b2o5b3o4b3o5b2o$30bo6bo48b2o68b2o 4bob2o4b2obo4b2o$28bob3o2b3obo46bobo73bo10bo$28bo10bo33bo7b2o82b2o2b2o $71b2o9bo$28bo10bo32b2o5b3o$28bob3o2b3obo39bo$30bo6bo67b2o54bo$22b2o5b o8bo5b2o59bo56b2o$22b2o4bobo6bobo4b2o61bo53b2o$27bo2b2o4b2o2bo46b2o14b 5o$28bob8obo48bo13bo$31bo4bo51bobo12b3o$24bobo62b2o15bo$24bo2bo75b4o$ 26bo66b2o3b2o3bo3b2o$25bo68b2o2b2o4b3o2bo$93bo12bob2o$106bo$56bobo46b 2o38b2o$56b2o88b2o$57bo87bo$97b2o$3b2o92bo3bo74bobo$4bo59b2o32b4o75b2o $2bo61bo112bo$2b5o14b2o38b2obo31b4o25bo$7bo13bo39bobo31bo3bo23b3o$4b3o 12bobo19bo33b2o18b2o25bo28bo$3bo15b2o21bo30b3obo44b2o25b3o12bo5b2o$3b 4o7b3o23b3o25bo3bo2b4o22b2o45bo13b3o5bo$b2o3bo5b2ob2o50b4o2b2o2b3o19b 3obo44b2o11bo9bo$o2b3o8bo51b2ob5o3b2o15bo3bo2b4o22b2o32b2o3b2o2b2o$2ob o63bob2o22b4o2b2o2b3o19b3obo36bobo$3bo64b3o21b2ob5o3b2o15bo3bo2b4o22b 2o13bob4o$3b2o48b3o13b2o22bob2o22b4o2b2o2b3o19b3obo11b2obo2bo30bo$51b 5o22b2o14b3o21b2ob5o3b2o15bo3bo2b4o45b3o$54bobo21b3o14b2o22bob2o22b4o 2b2o2b3o43bo$11b2o42b2o21b2obo22b2o14b3o21b2ob5o3b2o7b2o26bo8b2o$12bo 57b2o3b5ob2o21b3o14b2o22bob2o11b2ob2o28b2o$9b3o57b3o2b2o2b4o22b2obo22b 2o14b3o11b2o3bo26b2o$9bo30bo2bob2o23b4o2bo3bo15b2o3b5ob2o21b3o14b2o60b 2o$40b4obo25bob3o19b3o2b2o2b4o22b2obo76bo$45bobo24b2o22b4o2bo3bo15b2o 3b5ob2o75bob2o$27b3o12b2o2b2o3b2o44bob3o19b3o2b2o2b4o68b2o4b3o2bo$27bo 14bo9bo11b2o32b2o22b4o2bo3bo69b2o3bo3b2o$28bo14bo5b3o13bo57bob3o79b4o$ 42b2o5bo12b3o10bo14b2o32b2o67b2o15bo$62bo11bo16bo25b2o44b3o26bobo12b3o $74b3o11b3o23bo3bo31bobo12bo26bo13bo$88bo25b4o31bob2o11bo26b2o14b5o$ 127bo21bo61bo$112b4o10bo21b2o59bo$112bo3bo9b3o51bo14bobo11b2o$115b2o 62b2o14b2o$179bobo14bo2$107b2o$107bo$43b2o59b2obo$43bobo58bo2b3o5bo$ 43bo61b2o3bo3b2o$107bob2o$59bo47bo15b2o23b2o$59bobo46b3o12bobo21bobo 27bo4bo$59b2o50bo13bo23bo24bob8obo$106b5o8bo5b2o46bo2b2o4b2o2bo$106bo 10bobo48b2o4bobo6bobo4b2o$108bo9b2o48b2o5bo8bo5b2o$107b2o67bo6bo$134bo 39bob3o2b3obo$132b3o39bo10bo$131bo$43b2o2b2o82b2o41bo10bo$40bo10bo122b ob3o2b3obo$34b2o4bob2o4b2obo4b2o67b2o49bo6bo$34b2o5b3o4b3o5b2o70b3o37b 2o5bo8bo5b2o$123bo4bo2b2obo33b2o4bobo6bobo4b2o$126bo4b5o37bo2b2o4b2o2b o$126bo2b4ob2o38bob8obo$121bo3b2o5b2o43bo4bo$120bob2o3b2ob2o$120bo6bob obo$119b2o$34b2o5b3o4b3o5b2o70b3o$34b2o4bob2o4b2obo4b2o71b2o2bo$40bo 10bo77b2obobo$43b2o2b2o79bobobobo$125bo2bobobobob2o$125b4ob2o2bo2bo$ 129bo4b2o$127bobo$127b2o!
adopted father of the U-turner
Code: Select all
x = 11, y = 15, rule = B3/S23
9bo$8bobo$8bobo$9bo8$b3o$b3o$obo$2o!
255P132
B3/S234z (Zlife)
Re: Gun Discussion Thread
Code: Select all
x = 42, y = 21, rule = B3/S23
2o24b2o$2o24b2o$8b2o22b2o$7bo2bo21bo$8b2o23bo2b2o$13bo16b4o2bo$12bobo
15bo6b3o$11bo3bo17b4o2bo$12bo2bo17bo2bo2$12bo2bo$12bo3bo$13bobo11b3o8b
2o$14bo23bobo$18b2o20bo$17bo2bo19b2o$18b2o$2o26b2o$2o27bo$26b3o$26bo!
Code: Select all
x = 35, y = 5, rule = B3/S23
4b2o3b2o3bo3b2ob2o3b2ob2o$2o2bobo3bo2bobobobobobobobobobo$obobo2bo2bob
o2bobo2bo2bobo3bobo$2bobo3bobobobo2bo5bobo3bobob2o$b2ob2o3b2ob2o3b2o3b
2ob2o3b2ob2o!
Re: Gun Discussion Thread
nice. when capped, it has 84 cells in it's minimum phase and has a volatility of 0.93iNoMed wrote: ↑November 10th, 2021, 11:27 amThe 1,116-cell P144 glider gun is no longer the smallest P144 gun... Behold, the new smallest period-144 glider gun with a bounding box of 903 cells (43x21):Code: Select all
x = 42, y = 21, rule = B3/S23 2o24b2o$2o24b2o$8b2o22b2o$7bo2bo21bo$8b2o23bo2b2o$13bo16b4o2bo$12bobo 15bo6b3o$11bo3bo17b4o2bo$12bo2bo17bo2bo2$12bo2bo$12bo3bo$13bobo11b3o8b 2o$14bo23bobo$18b2o20bo$17bo2bo19b2o$18b2o$2o26b2o$2o27bo$26b3o$26bo!
adopted father of the U-turner
Code: Select all
x = 11, y = 15, rule = B3/S23
9bo$8bobo$8bobo$9bo8$b3o$b3o$obo$2o!
255P132
B3/S234z (Zlife)