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Text File  |  1994-01-17  |  2KB  |  31 lines
  1. Message  1:
  2. From dbell@pdact.pd.necisa.oz.au Sat Sep 11 22:13:12 1993
  3. Return-Path: <dbell@pdact.pd.necisa.oz.au>
  4. To: life@cs.arizona.edu
  5. From: "David I. Bell" <dbell@canb.auug.org.au>
  6. Reply-To: "David I. Bell" <dbell@canb.auug.org.au>
  7. #C Subject: Symmetrical spacfillers and period 6 spaceships (continued)
  8. #C Date: Sun, 12 Sep 1993 11:41:46 +1000
  9. #C Sender: dbell@pdact.pd.necisa.oz.au
  10. #C 
  11. #C I then tried to reduce it's size, and discovered that a single spaceship
  12. #C generated by Dean's p2 grammer can replace the two spaceships.  This simpler
  13. #C symmetrical spacefiller is shown below.
  14. #E
  15. x = 43, y = 67
  16. 5b3o27b3o$4bo3bo25bo3bo$3boo4bo11bo11bo4boo$bbobobooboo3b4obooboob4o3booboo
  17. bobo$boobo4boboob4o7b4oboobo4boboo$o4bo3bo4bobbooboboboobbo4bo3bo4bo$12bo4b
  18. o7bo4bo$oo7boo6bo7bo6boo7boo$$16boo7boo$18bo5bo$16bobbo3bobbo$17bobbobobbo$
  19. 20bobo$18bobobobo$17booboboboo$16bo3bobo3bo$$16booboobooboo$$17bo3bo3bo$17b
  20. o3bo3bo$$17boo5boo$16bobbo3bobbo$17bobo3bobo$19booboo$18bobobobo$17boobobob
  21. oo$5b6o5bobobobobobo5b6o$5bo5booboboboboboboboboboo5bo$5bo7boobobobobobobob
  22. oo7bo$6bo4booboboboboboboboboboo4bo$15booboboboboboo$6bo4boobobobobobobobob
  23. oboo4bo$5bo7booboboboboboboboo7bo$5bo5booboboboboboboboboboo5bo$5b6o5bobobo
  24. bobobo5b6o$17booboboboo$18bobobobo$19booboo$17bobo3bobo$16bobbo3bobbo$17boo
  25. 5boo$$17bo3bo3bo$17bo3bo3bo$$16booboobooboo$$16bo3bobo3bo$17booboboboo$18bo
  26. bobobo$20bobo$17bobbobobbo$16bobbo3bobbo$18bo5bo$16boo7boo$$oo7boo6bo7bo6b
  27. oo7boo$12bo4bo7bo4bo$o4bo3bo4bobbooboboboobbo4bo3bo4bo$boobo4boboob4o7b4ob
  28. oobo4boboo$bbobobooboo3b4obooboob4o3booboobobo$3boo4bo11bo11bo4boo$4bo3bo
  29. 25bo3bo$5b3o27b3o!
  30.  
  31.