For those who've enjoyed the puzzles posted here, I'll try my hand.
Consider the (unedited) transcript below:
>> print form b
b b 1 b
>> print b
b b b 1 b 1 b
>> print reduce b
b b 1 b b b 1 b 1 b
>> print reduce reduce b
b b 1 b b b 1 b 1 b
How did I construct the value of 'b?
-jn-
