Source-pinned research

Research proof index

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This index contains 350 research declarations. Search 10,000 more complete Mathlib declarations.

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Project-declaredLean 4.31.0

Of Env preserves tags

Cedar.Thm.ofEnv_preserves_tags

Plain-language statement

Lemma that if a concrete Γ : TypeEnv has tags for a particular entity type, then SymEnv.ofEnv Γ must also have tags for it

authorizationprogram verificationsemantics

Source project: Cedar Specification

Person-level attribution pending.

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Project-declaredLean 4.31.0

Of Env swf for policies

Cedar.Thm.ofEnv_swf_for_policies

Plain-language statement

Similar to ofEnv_swf_for_expr but for StronglyWellFormedForPolicies.

authorizationprogram verificationsemantics

Source project: Cedar Specification

Person-level attribution pending.

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Project-declaredLean 4.31.0

Of Record Type preserves attr

Cedar.Thm.ofRecordType_preserves_attr

Plain-language statement

If some attribute exists in a record type, then it should still exist after applying TermType.ofRecordType

authorizationprogram verificationsemantics

Source project: Cedar Specification

Person-level attribution pending.

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Project-declaredLean 4.31.0

Of Type wf

Cedar.Thm.ofType_wf

Plain-language statement

TermType.ofType of well-formed CedarType is well-formed (under the compiled SymEnv).

authorizationprogram verificationsemantics

Source project: Cedar Specification

Person-level attribution pending.

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Project-declaredLean 4.31.0

Opt compile correctness

Cedar.Thm.Opt.compile.correctness

Project documentation

Correctness theorem for Opt.compile: Opt.compile produces the same term as SymCC.compile, and Opt.compile produces the same footprint as footprint

authorizationprogram verificationsemantics

Source project: Cedar Specification

Person-level attribution pending.

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