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990509.1905
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2DBYC
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>> I need a clarification regarding Scott's problem.
>> Is it a non terminating loop, or does the "until 1" imply until (x == 1) ?
>> On the midterm we had a different definition of scott's problem:

>> WHILE (x > 1) DO
>> {
>>  if (odd(x)) x = 3*x + 1;
>>  else
>>    x = x/2;
>> }
>> return;

>> So which definition do we consider ??


   The definition given above, which is also the
definition we discussed in class.



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990510.1430
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2COIN
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>> Do we have to give an explicit example from an actual language?

    It is not necessary to use an actual language as long as your
assumptions are realistic and documented.