목차
EXAMPLE 2
2. No peddlers are millionaires.
PM = 0
EXAMPLE 3
3. All merchants are speculators.
MS¯ = 0
EXAMPLE 4
4. Some musicians are not pianists.
MP¯ ≠ 0
EXAMPLE 5
5. No shopkeepers are members.
SM = 0
EXAMPLE 6
6. Some political leaders of high reputation are scoundrels.
LS ≠ 0
EXAMPLE 7
7. All physicians licensed to practice in this state are medical school graduates who have passed special qualifying examinations.
PG¯ = 0
EXAMPLE 8
8. Some stockbrokers who advise their customers about making investments are not partners in companies whose securities they recommend.
SP¯ ≠ 0
EXAMPLE 9
9. All puritans who reject all useless pleasure are strangers to much that makes life worth living.
PS¯ = 0
EXAMPLE 10
10. No modern paintings are photographic likenesses of their objects.
MP = 0
EXAMPLE 11
11. Some student activists are middle-aged men and women striving to recapture their lost youth.
A(MW) ≠ 0
EXAMPLE 12
12. All medieval scholars were pious monks living in monasteries.
SM¯ = 0
EXAMPLE 13
13. Some state employees are not public-spirited citizens.
EC¯ ≠ 0
EXAMPLE 14
14. No magistrates subject to election and recall will be punitive tyrants.
MT = o
EXAMPLE 15
15. Some patients exhibiting all the symptoms of schizophrenia have bipolar disorder.
PB ≠ 0
EXAMPLE 16
16. Some passengers on large jet airplanes are not satisfied customers.
PC¯ ≠ 0
EXAMPLE 17
17. Some priests are militant advocates of radical social change.
PA ≠ 0
EXAMPLE 18
18. Some stalwart defenders of the existing order are not members of a political party.
DM¯ ≠ 0
EXAMPLE 19
19. No pipelines laid across foreign territories are safe investments.
PI¯ = 0
EXAMPLE 20
20. All pornographic films are menaces to civilization and decency.
PM = 0
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