Conway's
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Crossword
ACROSS
1 A pointed c/3 spaceship
2 The most common still-life
4 A paradoxial pattern by Dietrich Liethner that appears to transmit a spaceship faster than lightspeed
6 A period 8 oscillator discovered by Jan Kok
7 The number of generations before an oscillator repeats itself
11 The smallest c/5 spaceship
12 --------- constructor, a pattern which can build anything constructible
15 ------ machine, built by Paul Rendell
16 Acronym for a pattern with no predecessors
20 A heptomino that appears at the 20th generation of the B-heptomino
22 The first c/5 spaceship discovered
24 A device that detects a glider without affecting it
25 A c/12 spaceship composed of switch engines
27 A device that produces spaceships at regular intervals
28 A pattern that expands in all directions, filling space with an agar
29 Something that can consume gliders nondestructively, particularly used to refer to the fishhook
30 A large pattern that displays the state of a single cell, made by Brice Due
31 A period 5 sparker
32 Acronym for the smallest orthogonal spaceship
DOWN
1 The first c/6 orthogonal spaceship discovered
2 A quadratic growth pattern
3 A glider-producing puffer
4 A recipe of gliders used to build an object
5 The smallest and most common spaceship
8 The fastest known stable reflector, discovered in 2001
9 A pattern that repeats, translated from its original position
10 The lowest period for which an oscillator has not yet been built
11 A pattern with an unbounded population that does not tend to infinity
13 The fastest possible speed information can be transmitted, equal to one cell per generation
14 The first 2c/7 spaceship discovered
17 A spaceship that lays tracks ahead of itself; the only example travels at 17c/45
18 The queen bee shuttle oscillates at this period
19 The simplest oscillator, consisting of just 3 cells
21 A theoretical pattern that builds copies of itself
23 Acronym for a type of memory made by Dean Hickerson
26 A moving infinite growth pattern
28 The c/6 diagonal spaceship discovered by Nicolay Beluchenko