A syllogism problem.
All A are B, Some B are C, therefore some A are C?
Is this valid or invalid and why? Please explain by using Venn Diagram also.
I thought it was valid, but something wrong when using Venn Diagram. I don't under stand, please help. Thank you.
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- Sat Jun 22, 2013 11:49 am
- Forum: Logic and Philosophy of Mathematics
- Topic: All A are B, Some B are C, therefore some A are C?
- Replies: 28
- Views: 56389