Project-declaredLean 4.31.0
Ancs UDF app
Cedar.Thm.ancsUDF_app
Plain-language statement
Simplifies SymEntityData.ofActionType.ancsUDF
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.
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Project-declaredLean 4.31.0
Of Action Type ancs UDF is wf
Cedar.Thm.ofActionType_ancsUDF_is_wf
Project documentation
A technical lemma that SymEntityData.ofActionType.ancsUDF produces a well-formed UDF.
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.
Project-declaredLean 4.31.0
Of Env entities valid refs for wt expr
Cedar.Thm.ofEnv_entities_valid_refs_for_wt_expr
Plain-language statement
Given a well-formed environment and a well-typed expression in that environment, we show that the expression satisfies ValidRefs
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.
Project-declaredLean 4.31.0
Of Env preserves action entity
Cedar.Thm.ofEnv_preserves_action_entity
Plain-language statement
An action entity type is compiled correctly
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.
Project-declaredLean 4.31.0
Of Env preserves entity
Cedar.Thm.ofEnv_preserves_entity
Plain-language statement
If some entity exists in Γ, then it must also exists in SymEnv.ofEnv Γ with the corresponding SymEntityData
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.
Project-declaredLean 4.31.0
Of Env preserves entity attr
Cedar.Thm.ofEnv_preserves_entity_attr
Plain-language statement
Show that SymEnv.ofEnv Γ preserves the result of attribute lookup
authorizationprogram verificationsemantics
Source project: Cedar Specification
Person-level attribution pending.