.pl 29.7c
.ll 21c
.po 0
.nf
    O
  / | \e
#<->O<->#
.fi
.PS
down
ellipse
move down 1.25
circle radius .35
move left 1i from left of last circle; box
move right 1i from right of last circle; box
arrow from lower left of last ellipse to top of 1st box
arrow from lower right of last ellipse to top of 2nd box
arrow <-> from bottom of last ellipse to top of last circle
.PE
Zwischenzeile
.PS
circle
.PE
.PS
circle radius .5
.PE
.PS
ellipse "document"
arrow
box "PIC"
arrow
box "TBL/EQN" "(optional)" dashed
arrow
box "TROFF"
arrow
ellipse "typesetter"
.PE
.PS
line "this is" "a line"
.PE
.sp
.PS
arrow "this is" "an arrow"
.PE
.sp
.PS
line dashed "dashed" "line"
.PE
.sp
.PS
line; arc; arc cw; arrow
.PE
.PS
box; move; box
.PE
.PS
left; box; arrow; ellipse; arrow; circle
.PE
.PS
box width 3 height 0.1; circle radius 0.1
.PE
.in \w'height 'u
.PS
line up 1 right 2
arrow left 2
move left 0.1
line <-> down 1 "height " rjust
.PE
.in
.bp
.PS
line up right; line down; line down left; line up
.PE
.PS
box dotted; line dotted; move; line dashed; box dashed
.PE
.PS
line right 5 dashed; move left 5 down .25; right
line right 5 dashed 0.25; move left 5 down .25; right
line right 5 dashed 0.5; move left 5 down .25; right
line right 5 dashed 1
.PE
.PS
box invis "input"; arrow; box invis "output"
.PE
.PS
arrow "on top of"; move
arrow "above" "below"; move
arrow "above" above; move
arrow "below" below; move
arrow "above" "on top of" "below"
.PE
Fileende
