In/Out Conditionals Translation Exercise Flashcards

1
Q

Tom does not eat the Durian only when he does not eat the Guava.

A

/D–>/G
G–>D

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2
Q

Tom eats the Durian or the Acai.

A

/A–>D
/D–>A

Truth Table explanation:
Tom must eat one of the two and can eat both.
-knowing that he eats one (e.g. ‘D’) does not mean anything for A.

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3
Q

Tom does not eat the Acai unless he eats the Jocote.

A

/J–>/A
A–>J

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4
Q

Tom does not eat both the Jocote and Fig.

A

J, F, neither
F–>/J
J–>/F

-we gain something with positive knowledge (e.g. ‘J’) in a ‘not both’ statement and negative knowledge (e.g. ‘/J’) in an ‘or’ statement.

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5
Q

If Tom eats the Loquat, he does not eat the Fig.

A

L–>/F
F–>/L

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6
Q

Only when Tom eats Loquat, does he not eat the Hawthorne.

A

/H–>L
/L–>H

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7
Q

Tom eats the Elderberry only if he does not eat the Hawthorne.

A

E–>/H
H–>/E

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8
Q

Tom eats the Currant or the Elderberry.

A

/C–>E
/E–>C

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9
Q

Tom always eats the Babaco when he does not eat the Hawthorne.

A

/H–>B
/B–>H

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10
Q

The only time Tom eats the Babaco is when he eats the Imbe.

A

B–>I
/I–>/B

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11
Q

Tom eats the Kumquat if but only if he eats the Mango.

A

K<–>M

KM or /K/M

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12
Q

Tom must eat the Acai if he does not eat the Kumquat.

A

/K–>A
/A–>K

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13
Q

sufficient failed

A

rule falls away

J–>S
/J

Nothing. Could be S or /S

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14
Q

necessary satisfied

A

rule falls away

Q–>P
P
—-
Nothing. Could be Q or /Q

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15
Q

sufficient satisfied

A

rule triggers, move right

C–>E
C

E

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16
Q

necessary failed

A

rule triggers, move left by contrapositive

A–>B
/B

/A

17
Q

‘Or’ relationship

A

/A–>B

18
Q

‘Not both’ relationship

A

A–>/B

19
Q

‘Or’ in sufficient

A

-Split the conditional

20
Q

A or B –> C (translation and contrapositive)

A

split the conditional:
A–>C
B–>

contrapositive:
/C –> /A and /B

/C –> /A
–> /B

21
Q

‘And’ in sufficient

A

-do not split the conditional

22
Q

A + B –> C (translation and contrapositive)

A

-do not split the conditional
-contrapositive: /C –> /A or /B

23
Q

‘Or’ in necessary

A

-do not split the conditional

24
Q

A –> B or C (translation and contrapositive)

A

-do not split the conditional
-contrapositive: /B + /C –> /A

25
Q

‘And’ in necessary

A

-split the conditional
A –> B + C
A–>B
A–>C

26
Q

A –> B + C (translation and contrapositive)

A

split the conditional:
A–>B
–>C

Contrapositive:
/C or /B –>/A

/C–>/A
/B–>

27
Q

De Morgans Laws

A

-contrapose an and/or statement by…
-flipping and/or
-negating all elements