Simple Browser
: Welcome guest :
log in
[
Home

Graph
 ]
KB:
SUMO
Language:
ChineseLanguage
ChineseTraditionalLanguage
ChinesehLanguage
EnglishLanguage
FrenchLanguage
GermanLanguage
JapaneseLanguage
SpanishLanguage
SwedishLanguage
Formal Language:
OWL
SUOKIF
TPTP
traditionalLogic
KB Term:
ReflexiveRelation
ExperiencingALumpInTheThroat
Sigma KEE  ReflexiveRelation
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
reflexive relation
Relation
?REL is reflexive iff (?REL ?INST ?INST) for all ?INST.
Relationships
Parents
binary relation
BinaryRelation
s are relations that are true only of pairs of things.
BinaryRelation
s are represented as slots in frame systems.
Children
equivalence relation
A
BinaryRelation
is an equivalence relation if it is a
ReflexiveRelation
, a
SymmetricRelation
, and a
TransitiveRelation
.
partial ordering relation
A
BinaryRelation
is a partial ordering if it is a
ReflexiveRelation
, an
AntisymmetricRelation
, and a
TransitiveRelation
.
Show full definition (without tree view)
Show full definition (with tree view)
Show without tree
Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is
open source software
produced by
Articulate Software
and its partners