No Conclusion. [Fallacy of Unlike Eliminands with an Entity-Premiss.]
34. Bores are dreaded;
No bore is ever begged to prolong his visit.
No one, who is dreaded, is ever begged to prolong his visit.
Univ. “persons”; m = bores; x = dreaded; y = begged to prolong their visits.
m1x′0 † my0 ¶ xy′1 [Fig. III.
Conclusion wrong: the right one is “Some dreaded persons are not begged to prolong their visits.”
35. All wise men walk on their feet;
All unwise men walk on their hands.
No man walks on both.
Univ. “men”; m = wise; x = walking on their feet; y = walking on their hands.
m1x′0 † m′1y′0 ¶ x′y′0 [Fig. I.
Conclusion wrong: right one is “No man walks on neither.”
[pg155]36. No wheelbarrows are comfortable;
No uncomfortable vehicles are popular.
No wheelbarrows are popular.