Thread: PR 4 # 23
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Old 2006-06-23, 15:01   #6
R.D. Silverman
 
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Nov 2003

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Quote:
Originally Posted by Chris Card
Why?
If A is lying then it's not true that C and D are lying, which means C or D or both are telling the truth.

Chris
You are indeed correct if one interprets A's statement in the manner you
suggest.

i.e. the negation of "C and D are lying" is C *or* D is telling the truth
and not "C *and* D are telling the truth".
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