E1:     C1 CALL pred browser_test.main/2-0 (det) browser_test.m:23
mdb> echo on
Command echo enabled.
mdb> register --quiet
mdb> list_context_lines 10
mdb> break big_data
 0: + stop  interface pred browser_test.big_data/1-0 (det)
mdb> continue
      E2:     C2 CALL pred browser_test.big_data/1-0 (det) browser_test.m:41 (browser_test.m:26)
mdb> finish
      E3:     C2 EXIT pred browser_test.big_data/1-0 (det) browser_test.m:41 (browser_test.m:26)
mdb> delete *
 0: E stop  interface pred browser_test.big_data/1-0 (det)
mdb> dump -q 1 browser_test.save.1
mdb> format raw_pretty
mdb> print *
       Data (arg 1)           	
big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big/3), 6, small))
mdb> format -A verbose
mdb> print *
       Data (arg 1)           	
big
1-big
| 1-big
| | 1-small
| | 2-1

mdb> browse 1; ls; quit
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
mdb> format -AP flat
mdb> print -f 1
       Data (arg 1)           	big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big/3), 6, small))
mdb> print -p 1
       Data (arg 1)           	
big(big(big(...), ...), 3, ...)
mdb> print -v 1
       Data (arg 1)           	
big
1-big
| 1-big
| | 1-small
| | 2-1
| | 3-small
| 2-2
| 3-small
2-3
3-big
  1-big
  | 1-small
  | 2-4
  | 3-big/3
  2-6
  3-small

mdb> print -r 1
       Data (arg 1)           	
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
mdb> print --xyzzy 1
print: unrecognized option: `xyzzy'
mdb: print: usage error -- type `help print' for help.
mdb> browse 1; print; quit
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
mdb> browse -f 1; ls; quit
big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big(small, 5, small)), 6, small))
mdb> browse Data
browser> ls
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
browser> cd /1
browser> ls
big(big(small, 1, small), 2, small)
browser> cd /1/2
browser> ls
2
browser> cd /3
browser> ls
big(big(small, 4, big(small, 5, small)), 6, small)
browser> cd 1/3/2
browser> ls
5
browser> cd
browser> ls
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
browser> cdr 100 2
error: in subdir 2: there is no subterm 2
browser> cdr 3 1
browser> ls
small
browser> cdr 3 ../1/..
browser> ls
big(
  big(big(small, 1, small), 2, small), 
  3, 
  big(big(small, 4, big(small, 5, small)), 6, small))
browser> quit
mdb> format_param -A -f depth 1
mdb> print *
       Data (arg 1)           	big(big/3, 3, big/3)
mdb> print Data/1
       Data (arg 1)^1         	big(big(small, 1, small), 2, small)
mdb> format_param -f depth 3
mdb> print 1
       Data (arg 1)           	big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big/3), 6, small))
mdb> print Data/1/2
       Data (arg 1)/1/2       	2
mdb> print 1^1^2^3
mdb: at 1^2^ the path 3 does not exist in variable 1.
mdb> retry
      E2:     C2 CALL pred browser_test.big_data/1-0 (det) browser_test.m:41 (browser_test.m:26)
mdb> break list_data
 0: + stop  interface pred browser_test.list_data/1-0 (det)
mdb> continue
big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big(small, 5, small)), 6, small)).
      E4:     C3 CALL pred browser_test.list_data/1-0 (det) browser_test.m:70 (browser_test.m:29)
mdb> finish
      E5:     C3 EXIT pred browser_test.list_data/1-0 (det) browser_test.m:70 (browser_test.m:29)
mdb> dump Data browser_test.save.2
Dumped Data to browser_test.save.2
mdb> dump -x Data browser_test.save.3
Dumped Data to browser_test.save.3
mdb> dump -p Data browser_test.save.4
Dumped Data to browser_test.save.4
mdb> dump -p Data^2 browser_test.save.5
Dumped Data to browser_test.save.5
mdb> dump -p Data^42 browser_test.save.5
mdb: there is no path 42.
mdb> break a_func
 1: + stop  interface func browser_test.a_func/1-0 (det)
mdb> continue
seq(1, [big(big(small, 1, small), 2, small), small, big(small, 4, big(small, 5, small))], 5).
browser_test.save.1:
big(
 big(
  big(
   small,
   1,
   small
  ),
  2,
  small
 ),
 3,
 big(
  big(
   small,
   4,
   big(
    small,
    5,
    small
   )
  ),
  6,
  small
 )
)

browser_test.save.2:
seq(
 1,
 [
  big(
   big(
    small,
    1,
    small
   ),
   2,
   small
  ),
  small,
  big(
   small,
   4,
   big(
    small,
    5,
    small
   )
  )
 ],
 5
)

browser_test.save.3:
<?xml version="1.0"?>
<seq functor="seq" type="browser_test.big" arity="3">
	<Int type="int">1</Int>
	<List functor="[|]" type="list.list(browser_test.big)" arity="2">
		<big functor="big" type="browser_test.big" arity="3">
			<big functor="big" type="browser_test.big" arity="3">
				<small functor="small" type="browser_test.big" arity="0" />
				<Int type="int">1</Int>
				<small functor="small" type="browser_test.big" arity="0" />
			</big>
			<Int type="int">2</Int>
			<small functor="small" type="browser_test.big" arity="0" />
		</big>
		<List functor="[|]" type="list.list(browser_test.big)" arity="2">
			<small functor="small" type="browser_test.big" arity="0" />
			<List functor="[|]" type="list.list(browser_test.big)" arity="2">
				<big functor="big" type="browser_test.big" arity="3">
					<small functor="small" type="browser_test.big" arity="0" />
					<Int type="int">4</Int>
					<big functor="big" type="browser_test.big" arity="3">
						<small functor="small" type="browser_test.big" arity="0" />
						<Int type="int">5</Int>
						<small functor="small" type="browser_test.big" arity="0" />
					</big>
				</big>
				<Nil functor="[]" type="list.list(browser_test.big)" arity="0" />
			</List>
		</List>
	</List>
	<Int type="int">5</Int>
</seq>

browser_test.save.4:
seq(1, 
  [big(big(small, 1, small), 2, small), small, 
  big(small, 4, big(small, 5, small))], 5)
browser_test.save.5:
[big(big(small, 1, small), 2, small), small, 
big(small, 4, big(small, 5, small))]
      E6:     C4 CALL func browser_test.a_func/1-0 (det) browser_test.m:116 (browser_test.m:35)
mdb> finish
      E7:     C4 EXIT func browser_test.a_func/1-0 (det) browser_test.m:116 (browser_test.m:35)
mdb> print -p
a_func(big(big(...), ...)) = big(big(...), ...)
mdb> print -r
a_func(
  big(
    big(big(small, 1, small), 2, small), 
    3, 
    big(big(small, 4, big(small, 5, small)), 6, small)))
 = big(
    big(big(small, 1, small), 2, small), 
    3, 
    big(big(small, 4, big(small, 5, small)), 6, small))
mdb> print -v
a_func
1-big
| 1-big
| | 1-big/3
| | 2-2
| | 3-small
| 2-3
| 3-big
|   1-big/3
|   2-6
|   3-small
2-big
  1-big
  | 1-big/3
  | 2-2
  | 3-small
  2-3
  3-big
    1-big/3
    2-6
    3-small

mdb> print -f
a_func(big(big(big/3, 2, small), 3, big(big/3, 6, small))) = big(big(big/3, 2, small), 3, big(big/3, 6, small))
mdb> continue
big(big(big(small, 1, small), 2, small), 3, big(big(small, 4, big(small, 5, small)), 6, small))