PN 
Logical Entity Name  PN 
Default Table Name  PN 
Definition  Summary information on a response (Polynomial) 

PN Attributes 
Attribute/Logical Rolename  Domain  Datatype  NULL  Definition 
key(PK)    NUMERIC(8, 0)  NO  This attribute denotes a unique identifier for a response (poles & zeros) 
name    VARCHAR(80)  YES  Descriptive name 
poly_type    VARCHAR(1)  YES  This attribute represents the type of polynomial approximation 
lower_bound    FLOAT  YES  This attribute denotes the polynomial lower bound 
upper_bound    FLOAT  YES  This attribute denotes the polynomial upper bound 
max_error    FLOAT  YES  This attribute represents the maximum error of polynomial approximation 
lddate    DATE  YES  Load date. Date and time that the record was created or last modified, in Oracle date datatype 

PN Keys 
Key Name  Key Type  Keys 
PN00  PrimaryKey  key 

PN Relationships 
Parent Relationships: 
Entity Name  Type  Cardinality  Business Name  VerbPhrase  InversePhrase  Foreign Keys  Is Supertype 
Child Relationships: 
Entity Name  Type  Cardinality  Business Name  VerbPhrase  InversePhrase  Foreign Keys  Is Subtype 
PN_Data  Identifying  One To Zero or More          NO 
Polynomial  Non-Identifying  One To Zero or More          NO 

PN Check Constraints 
Check Constraint Name  CheckConstraint 
PN01  poly_type IN ('C','L','M')