Commit Graph

278 Commits

Author SHA1 Message Date
Danila Fedorin 8a85c4497c Prove that evaluation is monotonic and complete sign analysis
Other than monotonicity of plus and minus, god damn it.

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 21:25:46 -07:00
Danila Fedorin 8964ba59a1 Prove monotonicity of eval
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 20:29:05 -07:00
Danila Fedorin 96f3ceaeb2 Use the previous join function directly in GeneralizedUpdate
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 19:41:02 -07:00
Danila Fedorin 237250cf72 Stop using modules in 'Sign' analysis
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 19:23:48 -07:00
Danila Fedorin 8515491327 Simplify AboveBelow a bit to avoid nested modules
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 18:43:10 -07:00
Danila Fedorin 3305de4710 Remove need for explicit arguments in map derivatives
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 18:35:29 -07:00
Danila Fedorin f21ebdcf46 Start working on the evaluation operation.
Proving monotonicity is the main hurdle here.

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 18:13:01 -07:00
Danila Fedorin 0705df708e Prove that variables in a program all come from the program's code
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 16:41:21 -07:00
Danila Fedorin 51accb6438 Define 'minus', too -- with no monotonicity proof.
I'm still thinking about how this should be achieved most easily.

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 16:40:49 -07:00
Danila Fedorin afe5bac2dc Commit result of (unsuccessfully) trying to prove monotonicity of plus.
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-10 13:54:19 -07:00
Danila Fedorin fdc40632bf Add a way to retrieve the code for a particular state
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 23:09:50 -08:00
Danila Fedorin f84a1c923c Prove that the 'join' transformation is monotonic
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 23:06:47 -08:00
Danila Fedorin 1b1b80465c Use named modules to avoid having to pass redundant parameters
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 21:46:15 -08:00
Danila Fedorin 56c72e1388 Delete unused homomorphism proof that was broken by an Agda update.
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 14:07:56 -08:00
Danila Fedorin 0c30f8be48 Start on sign analysis (mostly just imports)
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 14:00:10 -08:00
Danila Fedorin 75f981cb75 Define simple sequential-only programs
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:59:48 -08:00
Danila Fedorin ca99e18184 Tweak exports from finite value bundle to avoid (some) redundant arguments
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:59:22 -08:00
Danila Fedorin 702cf2c298 Expose more functionaity from the set lattice
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:58:40 -08:00
Danila Fedorin 0c088ca2ae Prove multi-key access monotonicity in finite maps
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:58:07 -08:00
Danila Fedorin bc138d87f0 Prove things about key-based access in map
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:57:29 -08:00
Danila Fedorin 311ed75186 Expose more helpers from 'Map'
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:57:02 -08:00
Danila Fedorin 1ccc6f08e5 Add more properties of uniqueness
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-09 13:54:01 -08:00
Danila Fedorin 332b7616cf Prove that foldr is monotonic when input lists are pairwise monotonic
This should help prove that "join" is monotonic

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-07 21:53:45 -08:00
Danila Fedorin 7905d106e2 Tweak signature of 'forget' to simplify proofs
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-07 20:04:33 -08:00
Danila Fedorin 34203840c8 Use the new provenance function to clean up some proofs
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-07 19:59:14 -08:00
Danila Fedorin 48983c55b1 Prove exercise 4.26 from the textbook
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-06 00:35:29 -08:00
Danila Fedorin fa0282ff6f Prove that the identity function is monotonic
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-06 00:35:06 -08:00
Danila Fedorin 164fc3636f Prove that constant functions are monotonic
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-03 17:23:57 -08:00
Danila Fedorin c932210d37 Re-expert monotonicity from Lattice
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-03 17:04:18 -08:00
Danila Fedorin a8d26b1c48 Prove that join is monotonic in both arguments
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-03 16:51:57 -08:00
Danila Fedorin 2ddac38c3f Update with new changes to Agda
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-03 16:44:10 -08:00
Danila Fedorin f00dabfc93 More cleanup to FiniteValueMap
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 16:23:33 -08:00
Danila Fedorin 01f4e02026 More cleanup to FiniteValueMap
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 16:05:42 -08:00
Danila Fedorin fbbcd72037 Some early refactors of FiniteValueMap
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 15:18:10 -08:00
Danila Fedorin 03cdc65a7b Format AboveBelow a bit better (round two)
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 14:56:04 -08:00
Danila Fedorin ec2b1ec3ba Format FiniteMap a little bit better
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 14:54:44 -08:00
Danila Fedorin 112dcb2208 Clean up AboveBelow slightly
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 14:34:15 -08:00
Danila Fedorin 8516f58b1d Remove helper comment.
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-02 14:13:02 -08:00
Danila Fedorin 6cb6281bc2 Make main run the fixed point algorithm
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 23:42:10 -08:00
Danila Fedorin 0774946211 Expose decidability from Map modules
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 23:27:49 -08:00
Danila Fedorin 65d1590358 Prove monotonicity of lub in one argument
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 23:26:25 -08:00
Danila Fedorin ae3e2c28b0 Create bundles and add a program to evaluate some code with finite maps
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 21:58:58 -08:00
Danila Fedorin 97a4165b58 Expose bundles from FiniteValueMap
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 21:35:40 -08:00
Danila Fedorin 754714d770 Restore bundles in IterProd
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 21:12:22 -08:00
Danila Fedorin ae09a27f64 Prove that finite value-maps are finite height
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 21:03:23 -08:00
Danila Fedorin ca90f6509c Re-write the IterProd proofs to couple lattice and finite height lattice
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 21:02:56 -08:00
Danila Fedorin 29898e738b Clean up a bit
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 19:08:29 -08:00
Danila Fedorin 3a537f54ba Add a helpful utility function
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 19:08:11 -08:00
Danila Fedorin 52e7a7a208 Prove distributivity in the other direction, too
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-03-01 19:07:59 -08:00
Danila Fedorin 8715d6d89c Finish proof of from distributivity
Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>
2024-02-26 00:00:18 -08:00