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7/23/2019 Logic lecture for Thai student
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16 Jul 2015
7/23/2019 Logic lecture for Thai student
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................................................................................................................................................................................... 1
.................................................................................................................................................................... 2
................................................................................................................................................................... 8 ..................................................................................................................................................................................... 10 .......................................................................................................................................... 13 ............................................................................................................................................................................... 23 ....................................................................................................................................................................... 27 ........................................................................................................................................................................ 31 ......................................................................................................................................................... 35
......................................................................................................................................................... 41
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1
3 > 5 3,674,196 .
> 5 ( 8 1)
, ,
76
1.
1. 2. 4 + 7 = 123. 4. 5. 4 6. 3
7.
8.
30
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2
76
...... ...... ...... ...... ...... ...... ...... ...... ......
2 > 1 4 < 5 2 > 1 4 < 5
76 2+2 = 5 6 2+2 = 5
2 > 1 4 < 52 > 1 4 < 5
2+5 > 4 2+5 > 4
124 124 2+2 = 5 6
2 > 1 4 < 52 > 1 4 < 5 1
...... ...... () () ...... ...... 6
2
T T T
T F F
F T F
F F F
T T TT F T
F T T
F F F
7/23/2019 Logic lecture for Thai student
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2
...... ...... ( ) 2 > 1 4 < 5
2 > 1 4 < 5
2 < 9 6 + 8 = 14
2 > 1 4 < 52 > 1 4 < 5
not
2 3 2 3
~ 2 12 1 ~ ~
, , , , ~ 5T F .........
T T .........
F F .........
T T .........
F T ......... T T ......... ~F ......... T F .........T F ......... F T ......... T F ......... T T .........F F ......... ~T ......... F F ......... F F .........
~T (~F T) .........
, , ,
T T T
T F F
F T TF F T
T T T
T F FF T F
F F T
~T F
F T
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4
, , ~
~ #
, , , , T F
F T
~ ~ ~
, , , ,
,
(
)
F ? T
T ? T ? T T
( ) #
~ ~ , ,
,
,
~ ~ ~
~
~ T T F F ~
~
~ T T F T F
F F
F
T
T
( )F
T
T
T
~ ~ F
T F
~ ~ F
T F? ? F F
T
7/23/2019 Logic lecture for Thai student
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~ T ~ ~
#
1. , ,
1. ~ ~ 2. ~ ~
3. ~ ~ 4. ~ ~ ~ ( )
2. 1. ~ ~ 2. ~
3. 4. ~ ~
~ ~ F
T FT T F F
F T
7/23/2019 Logic lecture for Thai student
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3. , , 1. ~ ~ 2. ( ) ~
3. ~~ ~ 4.
4. > 0 < >
=
[PAT 1 (.. 57)/2]1. ~ 2. ~ ~ ~ 3. ~ 4. ~
5.
, ,
[PAT 1 (.. 53)/1]1. 2. ~3. 4.
7/23/2019 Logic lecture for Thai student
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6. , ~ [PAT 1 (.. 54)/1]1. 2. ~
7. ,, ,
[PAT 1 (.. 57)/3]
1.
2.
~3. 4.
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, , , ~
, ,
= 2
~ ~ ~ ~ 2 4
~ ~
~ ~ ~ ~ ~ ~ ~
T T T
T F F
F T FF F F
T T T
T F T
F T TF F F
T T T
T F F
F T TF F T
T T T
T F F
F T FF F T
~T FF T
~ ~ ~ ~ T TT F
F T
F F
1T
F
2 T T
T F
F TF F
3 T T T
T T F
T F TT F F
F T T
F T FF F T
F F F
4 T T T TT T T FT T F TT T F FT F T TT F T FT F F TT F F FF T T T
F T T FF T F TF T F F
F F T TF F T FF F F TF F F F
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#
~ ~ ~ , , 3 8
#
1. ~
2. ~
~ ~ ~ ~ T T F F T
T F T T T
F T F F T
F F T F F
~ ~ ~ ~ ~ ~ ~ ~ ~T T T F F F F T T
T T F F F F T F F
T F T T T F F T T
T F F T T F T F TF T T F T T T F T
F T F F T T F T T
F F T T T T T F TF F F T T T F T T
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= T
F
~ ~ ~
~ ~ ~
~ ~ ~ ~ ~ ~ #
~ ~ ~
~ ~ ~
~ ~ ~ ~ ~ ~ ( ) #
~
~
~ ~ #
~ ~ ~ ~ ~T T F F T T
T F F T T T
F T T F F F
F F T T T T
~ ~T T T T F F
T F T T F FF T F F T T
F F T F T T
~ ~ ~ ~ ~T T F F F F
T F F T F T
F T T F F T
F F T T T T
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1.
2.
3. ~
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4. , ,, , ,,
,, [PAT 1 (.. 57)/1]1. 2. ~3. ~ 4. ~ ~
,,T T T T
T T F TT F T F
T F F F
F T T T
F T F T
F F T T
F F F T
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,, , ,
() 1.
2.
3.
4. ~~
1. ,
2. , ,
3.
4.
~ ~ ~ ~ ~ ~
~ ~ ~
***
~ ~ ~
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1. T T F F
T T T T T ( ) TF F F F F
(
) F
2. T F T T T ( )
F F F ( ) 3. F T
~ F ~ F ~ ~ F ~ T ~ T ~ ~ T
( ) , , , ,
~ ~~ ~
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
~ ~ ~ ~ ~ T ~ ~
( ) ( ) ~ (~ ) (~ ~ ) (~ ~ ) ~ ~ ( T ~ ) T ~ ~
~ ~~
~ ~
~ ~ ~
~ ~ ~ ~ ~
~ F ~~ F F
T T
T
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/
~
#
~ ~()
~ #
~
~ ~ ~ ~ ~
#
~ ~ ~ ~ ~ ~
~ ~ ~ ~
~ ~ ~~ ~ ~~ ~~ ~ ~ ~
~( ~) ~ ~~~ ~
~
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3 > 2 ~ 3 2 4 6 ~ 4 < 6 1
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9. T 10.
11. 12. ~
13. 14. ~~ ~
15. ~ 16.
3. 1. ~ 2. ~ ~
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3. 4.
5. 6.
7. 8. ~ ~
9.
10. > 0 > 0 > 0 0 0 0
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11.
4. 1. ~ ~ 2. ~
3. ~ ~ ~ 4. ~~
5. 6. ~ ~ ~
7.
8. > <
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9.
5. [PAT 1 (.. 53)/1]1. 2. ~ 3. 4. ~ ~ ~
6. , , [PAT 1 (.. 52)/1-2]1. 2.
7. ,, [PAT 1 (.. 52)/1]1. ( ) 2. ~ ~
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8. , , [PAT 1 (.. 57)/3]1.
2.
9. , , ~ ~ ~
[PAT 1 (.. 55)/2]1. 2. 3. 4.
10. , , [A-NET 49/10]
1.
~
2.
~ ~ 3. ~ 4. ~~
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11. , , ~ [PAT 1 (.. 54)/1]1. ~ ~ 2. q 3. ~ 4. ~
12.
, ~ [PAT 1 (.. 55)/3*]
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~ ~
~ ~ F F ~ ~ #
1. 2. , ,
, , , ,
,
#
T T T TT F T T
F T T T
F F F T
~ ~ ~ ~ ~T T T F F F TT F F T T T T
F T F T F T T
F F F T T F F
F
T FT ?
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~ , ,
, , , , ~ ~ #
2 TF F T
2 ,
TF TF
TF F T
F T ()
()
( ) #
F T
T
T, F
~ F
F FT F T F
T
F
? ?
F
T FT T
F
F T
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:
~ ~
~ ~ ~ ~
~ ~
~ ~ #
#
1.
1. ~ 2.
3. (~) (~) 4. ~((() ) ~())
5. ~ 6. ()()
~ ~ ~ ~ ~ ~
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7. ( )( ) 8. (()) (() )
9. ( ) ~( )
2. , [PAT 1 (.. 53)/1]1. ~ 2. 3. 4.
3. [PAT 1 (.. 55)/2]
1.
2.
~ ~ 3. ~ ~ 4. ~
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1. 1.
2. 2.
2
-
(Conjunction)
(Simplification)
- ~ (Disjuctive Syllogism)
~ (Addition)
(Absorption)
(Modus Ponens)~ ~ (Modus Tollens) (Hypothetical Syllogism)
(Constructive Dilemma)
~ ~ ~ ~
1. ~ 2. 3. .........
1. 2. ~ 3. 4. 1 2 Modus Tollens ~ 2
~ 3 1
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3 ~ 1 ~ 3 4 4 #
( ) ( )
1. 2. , ,
, , , ,
:
1. 2. 3. ~ ~
(3) ~ F
F (2) F F F (1) F F F F ~F F T #
( ... )F
T F
T T T T
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1.
2.
1. 2. ~ ~
1. T 2. ~ T ~ F
(2) ~ F ~ T F T (1) F T F T #
1. ~ 2. 3. .........
1. 2. ~ 3. 4.
(1) ~ F F (2) F F F (3) F T F , T, F
1. ( ) 2. ~ ( ) 3. ( ) 4. ( , )
1, 2, 3 4 #
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1.
1. 1. 2. 1. ~2. ~ ~ 2.
~
3. 1. 4. 1. 2. ~ 2. 3. ~ 3.
5. 1.
2.
6. 1. 2. 3.
2. [A-NET 51/1-1]1.
2.
1) ~ ~ 2) 3) ~
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2 2+ 3 > 5 , 0 , 2
2 3 > 5 , 0 2 3 > 5 = 0 3 > 5
0
0
2 3 > 5 , 0 2 3 > 5 = 10 23 > 5
0 = 1 1 0 = 1
()
, , [ ]
[ ] 2 3 > 5 , 0
2 3 > 5 0
()
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U U U U= {1, 2 ,3, 4}
4 0 = 1, 2, 3, 4 ( 5 U) 1 > 0 = 1 4 > 0 = 1, 2, 3, 4 > 0 = 1
U ( = ) 1,2,3,44 0 = 1, 2, 3, 4
N 1 > 0
(N) 1 0 1,1> 1 1 1= 1 >12 3 = 2 = 0.5
( )
( , , , )
> 1 > 0
> 1 > 0
T F >1 > 0 T F > 1 > 0 #
R 0 < 0 (R)
= 3 R
0
< 0 #
= 3 3 > 1 3 > 0 F F T= 0 0 > 1 0 > 0 F F T= 0.5 0.5 > 1 0.5 > 0 F T T= 2 2 > 1 2 > 0 T T T
= 3 3 0 3 < 0 F F T
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0 < 0 2
0 < 0 0 = 1< 0
0 < 0 T F F #
1.
1. > 0 U= {1, 2, 3, 4} 2.
3. 2 = 0 U= {1, 0, 1} 4. I > 2
5. N2 1 6. I 1 = 0
7. 0 = 0 8. 0 = 0
9. 0 = 0 10. 0 = 0
11.
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2. 1 = 1 1 > 2
[PAT 1 (.. 53)/2]1. ~ ~ 2. 3. 4.
3. ~ [PAT 1 (.. 54)/2]1. 2. ~ ~3. ~ 4. ~
4. [A-NET 50/1-3]1. 2. 3.
4.
~ 1. 2. 3. 4.
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< 5 ,
0 ,
> 1
, , , , ,
4 ,
,
,
(
)
, ( )
U= {1, 0, 1} 1. 0 2. 03. 0 4. 0
1.
0
= 1, = 1 1 10 0
2. 0 = 0 , = 1 0 + 1 0 0
3.
= 1 0 4.
0 #
1 +
1
0
1 + 0 01 + 1 0
1 + 1 00 + 0 01 + 0 0
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0
0
0
#
U=I 0
0 0 #
2 0
= 1 = 2
= 5 = 10 = 0.2 = 0.4
2 0 #
>
... ... 2 F ? ? T
>
> = 0 = 1 0 1 . F ? T= 3 = 4 3 4 . F ? T
=2 = 1 2 1 . F ? T
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F ? > > #
1.
1. = 0 2. = 0
3. = 0 4. = 0
5. < 6. =
7. > 8. =
9. 10.
11. 12.
13. 14. <
15. 0 16. > 0
17. < 5 18. 0
19. 3 4 =
2. = {2, 1, 0, 1, 2} 1. > | | 3 2. = ||=||
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3. = |||| 4. = 0 = 0
3. 1. > > 2. > 1
3. = 1 = 1 4. ||=||
4. {1, 0, 1} [PAT 1 (.. 53)/2]1. 2 > 0 2. 0 3. = 1 4. > 1
5. ={3, 2, 1, 1, 2, 3}[A-NET 49/1-9]
1. < 2. < 3. = 4. =
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6. { | 0 < < 1 } [PAT 1 (.. 57)/2]1. [ < ] 2.
[
| | 3. 4. 9
9. = {1, 2, 1, 3, 2, 3} [PAT 1 (.. 52)/2]
1.
2.
= 3. 4.
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(~) ( ) ~ ~ ~ ~
~, ~, ~, ~, ~, ~, ~, ~,
> 0 1 0 ~ > 0 1 0 ~ > 0 1 0
0 1 > 0 #
> 2 0 ~ > 2 0 ~~ > 2 0
> 2 ~ 0 > 2 > 0 #
~ [~( )]
[~(~ )] ~
~
#
1. 1. ||= 0 2.
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3. 1 > 0 0 4. 1
5. 6.
7. 8.
2. ~ [PAT 1 (.. 52)/1]1.
~
2.
~
3. 4. ~
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3. [A-NET 50/1-2]1. 1 = 2. [ ] ~ ~
4. [PAT 1 (.. 53)/2*]1. {1, 0, 1} = 2. > 0 0 < 0
< 0 0 > 03. > 0
0 <
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1. 2, 4, 5, 6, 8
1. 1. T 2. T 3. T 4. F2. 1. T 2. F 3. T 4. T3. 1. T , F , F 2. T , F , F
3. T , T , F 4. T , F4. 3 5. 2 6. - 7. 1
1.
2.
1. 2. 3. 4. 3
1. 1. 2. ~ 3. ~ ~ 4. 5. ~ 6. 7. 8. 9. T 10 F 11. T12. 13. F
2. 1. ~ ~ 2. ~ ~ 3. ~ 4. ~ ~ 5. ~ ~ 6. T 7. 8. T9. ~ 10. T 11. ~ 12. 13. T 14. ~ ~ 15. ~ 16.
3.
1, 2, 4, 5, 7, 8, 9, 11
~ ~ T T F T
T F F T
F T T T
F F T F
~ ~ ~ T T T F F FT F F F T F
F T F T T F
F F T T F F
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4. 2, 3, 6, 7, 95. 4 6. 1, 2 7. 1 8. 1, 29. 3 10. 4 11. 3 12. T
1. 1, 2, 5, 8 2. 3 3. 3
1. 1, 2, 4, 6 2. 2
1. 1, 2, 3, 4, 5, 7, 10, 11 2. 2 3. 14. 2
1. 2, 4, 6, 7, 11, 12, 14, 15, 17, 18 2. 1, 2 3. 24. 3 5. 3 6. 2 7. 48. 4 9. 1
1. 1. || 0 2. = 3. 1 0 > 0 4. 1 5. 6. 7. 8.
2. 2 3. 2 4. 2
Tunyaluck Martjutasaeranee