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Cook's H-glider, velocity -18c/92 ( $\approx$ -c/5)

**Figure 2.32:** The H glider moves left 18 cells in 92 generations, about -c/5.
$\begin{figure}\centering\begin{picture}(240,415) \put(0,0){\epsfysize = 415pt \e... ...ler drawing % epsffile\{nakedh.eps\} %larger drawing \end{picture}\end{figure}$

This glider takes so many generations to develop that an analysis by de Bruijn diagram is manifestly beyond reach.

Jose Manuel Gomez Soto 2002-01-31

Cook's H-glider, velocity -18c/92 ( -c/5)