Specifications

5
Arrays of LTI Models
Introduction ....................5-4
When to Collect a Set of Models in an LTI Array . . . . . . 5-2
Restrictions for LTI Models Collected in an Array . . . . . 5-2
WheretoFindInformationonLTIArrays ........5-3
The Concept of an LTI Array ............5-4
Higher Dimensional Arrays of LTI Models . . . . . . . . 5-6
Dimensions, Size, and Shape of an LTI Array .....5-7
sizeandndims....................5-9
reshape ......................5-11
Building LTI Arrays ................5-12
GeneratingLTIArraysUsingrss............5-12
Building LTI Arrays Using for Loops . . . . . . . . . . 5-12
Building LTI Arrays Using the stack Function . . . . . . . 5-15
Building LTI Arrays Using tf, zpk, ss, and frd . . . . . . . 5-17
Indexing Into LTI Arrays ..............5-20
Accessing Particular Models in an LTI Array . . . . . . . 5-20
ExtractingLTIArraysofSubsystems ..........5-21
ReassigningPartsofanLTIArray ...........5-22
DeletingPartsofanLTIArray.............5-23
Operations on LTI Arrays ..............5-24
Example:AdditionofTwoLTIArrays..........5-25
DimensionRequirements ...............5-26
SpecialCasesforOperationsonLTIArrays........5-26
OtherOperationsonLTIArrays ............5-29