#CH18 PROPERTIES of PRE Flashcards
WHAT is SYMMETRIC.?
+2-PLACE PREP, IF,
+RE X AND Y,
+SENT XPY ENT SENT YPX,
-> P SYMMETRIC.
Ex of SYMMETRIC?
EX: SAME SYMMETRIC PRE,
, X IS THE SAME AS Y
-> Y IS THE SAME AS X.
WHAT is ASYMMETRIC?
+ 2-PLACE PRE P
+SENT XPY CONTRADICT YPX,
->P ASYMMETRIC PRE
Ex of ASYMMETRIC?
JOHN IS TALLER THAN BILL >< BILL IS TALLER THAN JOHN.
TALLER THAN ASYMMETRIC PRE.
WHAT is REFLEXIVE?
+2-PLACE PRE P,
+RE X&Y SAME REFERENT,
E.G. JOHN AND HIMSELF),
+SENT YPX , XPY ANALYTIC,
-> P REFLEXIVE PRE.
Ex of REFLEXIVE?
EX: PRE AS TALL AS REFLEXIVE, ->ANALYTIC
SENTENCE
WHAT is IRREFLEXIVE PRE?
+ 2-PLACE PRE,
+RE X , RE X & Y SAME REFERENT,
E.G. JOHN AND HIMSELF)
+SENT XPX>< XPY
, -> P IRREFLEXIVE PRE
TALLER THAN?
-PRE IS TALLER THAN IRREFLEXIVE,
-BECAUSE
+X IS TALLER THAN Y,
+X AND Y SAME REFERENT,
->CONTRADICT
WHAT is TRANSITIVE?
+ 2-PLACE PRE P,
+RE X, Y, , Z
+COMPOUND SENT XPY + YPZ -> SENT XPZ,
-> P TRANSITIVE.
WHAT is INTRANSITIVE?
+2-PLACE PRE P,
+RE X, Y, Z,
+COMPOUND SENT( XPY + YPZ )><XPZ,
-> P INTRANSITIVE.
FATHER OF?
EX JOHN FATHER OF BILL AND BILL FATHER OF SUE >< JOHN FATHER OF SUE,
->FATHER OF INTRANSITIVE
DEFINITION 1 SENT +DEFI NECESSARY TRUTH=?
DEFINITION 1 SENT+ DEFI NECESSARY TRUTH
=REFLEXIVE
DEFI 2 SENT+DEFI NECESSARY TRUTH
=?
DEFI 2 SENT+DEFI NECESSARY TRUTH
=SYMMETRIC
DEFI 3 SENT+DEFI NECESSARY TRUTH
=?
DEFI 3 SENT+DEFI NECESSARY TRUTH
=TRANSITIVE
DEFINITION 1 SENT +DEFI NECESSARY FALSEHOOD=?
DEFINITION 1 SENT+DEFI NECESSARY FALSEHOOD
=IRREFLEXIVE
