perm filename GRF[206,LSP] blob sn#146575 filedate 1975-02-16 generic text, type C, neo UTF8
COMMENT ⊗   VALID 00002 PAGES
C REC  PAGE   DESCRIPTION
C00001 00001
C00002 00002	.device xgp
C00003 ENDMK
C⊗;
.device xgp;
.font 1 "grfx25";
.font 2 "grfx35";
.nofill;
.preface 0 mills;
.select 1

     ⊂αααααπααααα⊃
αααα→~  A  ~     ~ααααααα⊃
     %ααααα∀ααααα$       ~
                         ~
			 ↓
		   ⊂αααααπααααα⊃
		   ~  B  ~ NIL ~
		   %ααααα∀ααααα$

.select 2

     ⊂αααααπααααα⊃
αααα→~  A  ~     ~ααααααα⊃
     %ααααα∀ααααα$       ~
                         ~
			 ↓
		   ⊂αααααπααααα⊃
		   ~  B  ~ NIL ~
		   %ααααα∀ααααα$