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See:
Description
| Interface Summary | |
|---|---|
| DerivationFactory | Factory to create and describe derived variables. |
| Class Summary | |
|---|---|
| Derivation | Structure that represents a derivation; can generate values and derived variables from base variables. |
| ValueAndModified | This is a temporary structure for grouping elements to be returned from computeValueAndModified, not for permanent storage. |
For derived variables, holds Derivations and Factories for producing
Derivations. All derived variables are produced by their specific
subclass of DerivationFactory. A class interested in generating
Derivations will ask various DerivationFactories to instantiate them
from a number of VarInfos, and each DerivationFactory determines how
many (if any) Derivations are worth generating.
Each Derivation holds a set of base variables as VarInfo. The
Derivation can generate: VarInfo of the derived variable it
represents; the value of the variable when given a ValueTuple.
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