2-state 4-symbol formerly best (by Brady / Michel)

Comment: Taken (cited) from P.Michel
Comment: This TM produces 90 nonzeros in 7195 steps.

State on
0
on
1
on
2
on
3
on 0 on 1 on 2 on 3
Print Move Goto Print Move Goto Print Move Goto Print Move Goto
A 1RB 2LA 1RA 1LA 1 right B 2 left A 1 right A 1 left A
B 3LA 1RH 2RB 2RA 3 left A 1 right H 2 right B 2 right A
Transition table
The same TM just simple.
The same TM with repetitions reduced.
The same TM with tape symbol exponents.
The same TM as 1-macro machine.
Simulation is done as 1-macro machine with pure additive config-TRs.

Pushing initial machine.
Pushing macro factor 1.

Steps             BasSteps              BasTpos  Tape contents
    0                    0                    0  A>
    1                    1                    1  1 B>
    2                    2                    0  1 <A 3
    3                    3                   -1  <A 2 3
    4                    4                    0  1 B> 2 3
    5                    5                    1  1 2 B> 3
    6                    6                    2  1 22 A>
    7                    7                    3  1 22 1 B>
    8                    8                    2  1 22 1 <A 3
    9                    9                    1  1 22 <A 2 3
   10                   10                    2  1 2 1 A> 2 3
   11                   11                    3  1 2 12 A> 3
   12                   12                    2  1 2 12 <A 1
   13                   14                    0  1 2 <A 22 1
   14                   15                    1  12 A> 22 1
   15                   17                    3  14 A> 1
   16                   18                    2  14 <A 2
   17                   22                   -2  <A 25
   18                   23                   -1  1 B> 25
   19                   28                    4  1 25 B>
   20                   29                    3  1 25 <A 3
   21                   30                    4  1 24 1 A> 3
   22                   31                    3  1 24 1 <A 1
   23                   32                    2  1 24 <A 2 1
   24                   33                    3  1 23 1 A> 2 1
   25                   34                    4  1 23 12 A> 1
   26                   35                    3  1 23 12 <A 2
   27                   37                    1  1 23 <A 23
   28                   38                    2  1 22 1 A> 23
   29                   41                    5  1 22 14 A>
   30                   42                    6  1 22 15 B>
   31                   43                    5  1 22 15 <A 3
   32                   48                    0  1 22 <A 25 3
   33                   49                    1  1 2 1 A> 25 3
   34                   54                    6  1 2 16 A> 3
>> Try to prove a PA-CTR with 2 Vars...
    0                    0                    0  [*]* 24+V(2) 11+V(1) A> 3
    1                    1                   -1  [*]* 24+V(2) 11+V(1) <A 1
    2               2+V(1)           -2+-1*V(1)  [*]* 24+V(2) <A 21+V(1) 1
    3               3+V(1)           -1+-1*V(1)  [*]* 23+V(2) 1 A> 21+V(1) 1
    4             4+2*V(1)                    0  [*]* 23+V(2) 12+V(1) A> 1
    5             5+2*V(1)                   -1  [*]* 23+V(2) 12+V(1) <A 2
    6             7+3*V(1)           -3+-1*V(1)  [*]* 23+V(2) <A 23+V(1)
    7             8+3*V(1)           -2+-1*V(1)  [*]* 22+V(2) 1 A> 23+V(1)
    8            11+4*V(1)                    1  [*]* 22+V(2) 14+V(1) A>
    9            12+4*V(1)                    2  [*]* 22+V(2) 15+V(1) B>
   10            13+4*V(1)                    1  [*]* 22+V(2) 15+V(1) <A 3
   11            18+5*V(1)           -4+-1*V(1)  [*]* 22+V(2) <A 25+V(1) 3
   12            19+5*V(1)           -3+-1*V(1)  [*]* 21+V(2) 1 A> 25+V(1) 3
   13            24+6*V(1)                    2  [*]* 21+V(2) 16+V(1) A> 3
<< Success! ==> defined new CTR 1 (PA)
   35                   55                    5  1 2 16 <A 1
   36                   61                   -1  1 2 <A 26 1
   37                   62                    0  12 A> 26 1
   38                   68                    6  18 A> 1
   39                   69                    5  18 <A 2
   40                   77                   -3  <A 29
   41                   78                   -2  1 B> 29
   42                   87                    7  1 29 B>
   43                   88                    6  1 29 <A 3
   44                   89                    7  1 28 1 A> 3
>> Try to prove a PPA-CTR with 2 Vars...
    0                    0                    0  11+V(2) 2 12+V(1) A> 3
    1                    1                   -1  11+V(2) 2 12+V(1) <A 1
    2               3+V(1)           -3+-1*V(1)  11+V(2) 2 <A 22+V(1) 1
    3               4+V(1)           -2+-1*V(1)  12+V(2) A> 22+V(1) 1
    4             6+2*V(1)                    0  14+V(1)+V(2) A> 1
    5             7+2*V(1)                   -1  14+V(1)+V(2) <A 2
    6       11+3*V(1)+V(2)   -5+-1*V(1)+-1*V(2)  <A 25+V(1)+V(2)
    7       12+3*V(1)+V(2)   -4+-1*V(1)+-1*V(2)  1 B> 25+V(1)+V(2)
    8     17+4*V(1)+2*V(2)                    1  1 25+V(1)+V(2) B>
    9     18+4*V(1)+2*V(2)                    0  1 25+V(1)+V(2) <A 3
   10     19+4*V(1)+2*V(2)                    1  1 24+V(1)+V(2) 1 A> 3
<< Success! ==> defined new CTR 2 (PPA)
   44                   89                    7  1 28 1 A> 3
== Executing  PA-CTR  1, V(1)=0, V(2)=4, repcount=2, factor=5/3
   70                  167                   11  1 22 111 A> 3
   71                  168                   10  1 22 111 <A 1
   72                  179                   -1  1 22 <A 211 1
   73                  180                    0  1 2 1 A> 211 1
   74                  191                   11  1 2 112 A> 1
   75                  192                   10  1 2 112 <A 2
   76                  204                   -2  1 2 <A 213
   77                  205                   -1  12 A> 213
   78                  218                   12  115 A>
   79                  219                   13  116 B>
   80                  220                   12  116 <A 3
   81                  236                   -4  <A 216 3
   82                  237                   -3  1 B> 216 3
   83                  253                   13  1 216 B> 3
   84                  254                   14  1 217 A>
   85                  255                   15  1 217 1 B>
   86                  256                   14  1 217 1 <A 3
   87                  257                   13  1 217 <A 2 3
   88                  258                   14  1 216 1 A> 2 3
   89                  259                   15  1 216 12 A> 3
>> Try to prove a PPA-CTR with 2 Vars...
    0                    0                    0  11+V(2) 22 11+V(1) A> 3
    1                    1                   -1  11+V(2) 22 11+V(1) <A 1
    2               2+V(1)           -2+-1*V(1)  11+V(2) 22 <A 21+V(1) 1
    3               3+V(1)           -1+-1*V(1)  11+V(2) 2 1 A> 21+V(1) 1
    4             4+2*V(1)                    0  11+V(2) 2 12+V(1) A> 1
    5             5+2*V(1)                   -1  11+V(2) 2 12+V(1) <A 2
    6             7+3*V(1)           -3+-1*V(1)  11+V(2) 2 <A 23+V(1)
    7             8+3*V(1)           -2+-1*V(1)  12+V(2) A> 23+V(1)
    8            11+4*V(1)                    1  15+V(1)+V(2) A>
    9            12+4*V(1)                    2  16+V(1)+V(2) B>
   10            13+4*V(1)                    1  16+V(1)+V(2) <A 3
   11       19+5*V(1)+V(2)   -5+-1*V(1)+-1*V(2)  <A 26+V(1)+V(2) 3
   12       20+5*V(1)+V(2)   -4+-1*V(1)+-1*V(2)  1 B> 26+V(1)+V(2) 3
   13     26+6*V(1)+2*V(2)                    2  1 26+V(1)+V(2) B> 3
   14     27+6*V(1)+2*V(2)                    3  1 27+V(1)+V(2) A>
   15     28+6*V(1)+2*V(2)                    4  1 27+V(1)+V(2) 1 B>
   16     29+6*V(1)+2*V(2)                    3  1 27+V(1)+V(2) 1 <A 3
   17     30+6*V(1)+2*V(2)                    2  1 27+V(1)+V(2) <A 2 3
   18     31+6*V(1)+2*V(2)                    3  1 26+V(1)+V(2) 1 A> 2 3
   19     32+6*V(1)+2*V(2)                    4  1 26+V(1)+V(2) 12 A> 3
<< Success! ==> defined new CTR 3 (PPA)
   89                  259                   15  1 216 12 A> 3
== Executing  PA-CTR  1, V(1)=1, V(2)=12, repcount=5, factor=5/3
  154                  709                   25  1 2 127 A> 3
== Executing PPA-CTR  2 (once), V(1)=25, V(2)=0
  164                  828                   26  1 229 1 A> 3
== Executing  PA-CTR  1, V(1)=0, V(2)=25, repcount=9, factor=5/3
  281                 2124                   44  1 22 146 A> 3
== Executing PPA-CTR  3 (once), V(1)=45, V(2)=0
  300                 2426                   48  1 251 12 A> 3
== Executing  PA-CTR  1, V(1)=1, V(2)=47, repcount=16, factor=5/3
  508                 6506                   80  1 23 182 A> 3
  509                 6507                   79  1 23 182 <A 1
  510                 6589                   -3  1 23 <A 282 1
  511                 6590                   -2  1 22 1 A> 282 1
  512                 6672                   80  1 22 183 A> 1
  513                 6673                   79  1 22 183 <A 2
  514                 6756                   -4  1 22 <A 284
  515                 6757                   -3  1 2 1 A> 284
  516                 6841                   81  1 2 185 A>
  517                 6842                   82  1 2 186 B>
  518                 6843                   81  1 2 186 <A 3
  519                 6929                   -5  1 2 <A 286 3
  520                 6930                   -4  12 A> 286 3
  521                 7016                   82  188 A> 3
  522                 7017                   81  188 <A 1
  523                 7105                   -7  <A 288 1
  524                 7106                   -6  1 B> 288 1
  525                 7194                   82  1 288 B> 1
  526                 7195                   83  1 288 1 H>
  526                 7195                   83  1 288 1 H>   [stop]

Lines:       89
Top steps:   87
Macro steps: 526
Basic steps: 7195
Tape index:  83
nonzeros:    90
log10(nonzeros):    1.954
log10(steps   ):    3.857
Run state:   stop

The same TM just simple.
The same TM with repetitions reduced.
The same TM with tape symbol exponents.
The same TM as 1-macro machine.

To the BB simulations page of Heiner Marxen.
To the busy beaver page of Heiner Marxen.
To the home page of Heiner Marxen.
Input to awk program:
    gohalt 1
    nbs 4
    T 2-state 4-symbol formerly best (by Brady / Michel)
    C Taken (cited) from P.Michel
    : 90 7195
    5T  1RB 2LA 1RA 1LA  3LA 1RH 2RB 2RA
    L 6
    M	201
    pref	sim
    machv TM24_c  	just simple
    machv TM24_c-r	with repetitions reduced
    machv TM24_c-1	with tape symbol exponents
    machv TM24_c-m	as 1-macro machine
    machv TM24_c-a	as 1-macro machine with pure additive config-TRs
    iam	TM24_c-a
    mtype	1
    mmtyp	3
    r	1
    H	1
    mac	0
    E	2
    sympr	
    HM	1
    date	Tue Jul  6 22:12:37 CEST 2010
    edate	Tue Jul  6 22:12:37 CEST 2010
    bnspeed	1

Constructed by: $Id: tmJob.awk,v 1.34 2010/05/06 18:26:17 heiner Exp $ $Id: basics.awk,v 1.1 2010/05/06 17:24:17 heiner Exp $ $Id: htSupp.awk,v 1.14 2010/07/06 19:48:32 heiner Exp $ $Id: mmSim.awk,v 1.34 2005/01/09 22:23:28 heiner Exp $ $Id: bignum.awk,v 1.34 2010/05/06 17:58:14 heiner Exp $ $Id: varLI.awk,v 1.11 2005/01/15 21:01:29 heiner Exp $ bignum signature: LEN={S++:9 U++:9 S+:8 U+:8 S*:4 U*:4} DONT: y i o;
Start: Tue Jul 6 22:12:37 CEST 2010
Ready: Tue Jul 6 22:12:37 CEST 2010