2-state Busy Beaver (by T.Rado)

Comment: This TM produces 4 ones in 6 steps.
Comment: Taken (cited) from P.Michel

Constructed by $Id: hmBBsimu.awk,v 1.12 2010/07/06 19:46:42 heiner Exp $
State on
0
on
1
on 0 on 1
Print Move Goto Print Move Goto
A 1RB 1LB 1 right B 1 left B
B 1LA 1RH 1 left A 1 right H
Transition table
The same TM just simple.
The same TM with repetitions reduced.
Simulation is done with tape symbol exponents.
The same TM as 1-macro machine.
The same TM as 1-macro machine with pure additive config-TRs.

  Step  Tpos  Tape contents
     0     0  <A
     1     1  1 B>
     2     0  1 <A 1
     3    -1  <B 1 1
     4    -2  <A 13
     5    -1  1 B> 13
     6     0  1 1 H> 1 1

After 6 steps (7 lines): state = H.
Produced     4 ones.
Tape index 0, scanned [-2 .. 1].
State Count Execution count First in step
on 0 on 1 on 0 on 1
A 3 2 1 0 2
B 3 2 1 1 5
Execution statistics

The same TM just simple.
The same TM with repetitions reduced.
The same TM as 1-macro machine.
The same TM as 1-macro machine with pure additive config-TRs.

To the BB simulations page of Heiner Marxen.
To the busy beaver page of Heiner Marxen.
To the home page of Heiner Marxen.
Tue Jul 6 22:12:31 CEST 2010