Verification of Mixed-Signal Systems with Affine Arithmetic Assertions
Table 2
AAF+A operators.
AAF+A operators
Symbols
Operator meaning
Arithmetic operators
Symbols for the usual arithmetic operations
Relation operators
The usual relation operations
Logic operators
!
Logic and, or, implies not
Affine analog operator
IN
Compares two affine terms and
Affine analog frequency operator
Compares two affine terms and within specified frequency interval, FIN assigns eventually; GIN assigns always Min finds frequency component with minimum amplitude value within specified frequency interval; max finds frequency component with maximum amplitude value within specified frequency interval
Slope operator
DV
Calculates slope of a signal
Temporal operators
Always, eventually
Affine analog time interval
Specified signal time interval of affine analog signal
Verification time interval
Specified time within which the assertion is verified