Add integer GCD, divisibility, and n-ary product constraints - #240

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zayenz wants to merge 38 commits into

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Commits on Aug 12, 2026

Add ordinary and reified GCD propagators
Mikael Zayenz Lagerkvist
committed
47efe7b
Add reified divides propagator
Mikael Zayenz Lagerkvist
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ac2bf84
Add n-ary product propagators
Mikael Zayenz Lagerkvist
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e2302d2
Add fixed-modulus product propagators
Mikael Zayenz Lagerkvist
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379e436
Use bounds propagation for n-ary product
Mikael Zayenz Lagerkvist
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d743d30
Plan variable-modulus product propagators
Mikael Zayenz Lagerkvist
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f544ce4
Add variable-modulus product propagator
Mikael Zayenz Lagerkvist
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d74327c
Add reified variable-modulus product propagator
Mikael Zayenz Lagerkvist
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6688970
Plan multiplication special-case propagation
Mikael Zayenz Lagerkvist
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2bf1efb
Plan removal of support enumeration
Mikael Zayenz Lagerkvist
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838e3fd
Strengthen fixed product-mod propagation
Mikael Zayenz Lagerkvist
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f6f821d
Strengthen variable product-mod propagation
Mikael Zayenz Lagerkvist
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78ab331
Clarify enumeration-free GCD and divides
Mikael Zayenz Lagerkvist
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c4ce30a
Complete zero-aware product bounds
Mikael Zayenz Lagerkvist
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b5e36ce
Simplify product signs and units
Mikael Zayenz Lagerkvist
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300ce54
Exploit product powers and aliases
Mikael Zayenz Lagerkvist
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2ffffaa
Remove propagator support enumeration
Mikael Zayenz Lagerkvist
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5662326

Commits on Aug 15, 2026

Correct GCD propagation documentation
Mikael Zayenz Lagerkvist
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f7ebd89

Commits on Aug 24, 2026

Strengthen enumeration-free number theory propagation
Mikael Zayenz Lagerkvist
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bf109af

Commits on Sep 8, 2026

Strengthen variable product-mod bounds
Mikael Zayenz Lagerkvist
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06a6851
Fix arithmetic review findings and record release readiness
Mikael Zayenz Lagerkvist
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7888795
Exercise arithmetic activation cloning and audit checks
Mikael Zayenz Lagerkvist
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94b2829
Check number theory limits with independent identities
Mikael Zayenz Lagerkvist
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143fcaa
Recognize reified product identities and harden arithmetic tests
Mikael Zayenz Lagerkvist
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70c81ea
Merge remote-tracking branch 'origin/main' into feature/gcd
Mikael Zayenz Lagerkvist
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00d8d06
Record readiness validation and product scaling measurements
Mikael Zayenz Lagerkvist
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8c132a6
Build audit test target and include number theory in CI checks
Mikael Zayenz Lagerkvist
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0b69d37
Run propagator checks directly through Gecode test framework
Mikael Zayenz Lagerkvist
committed
778ec06

Commits on Sep 9, 2026

Use normal test integration for integer arithmetic propagators
Mikael Zayenz Lagerkvist
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829b1a6
Remove development records before squash merge
Mikael Zayenz Lagerkvist
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e671332

Commits on Sep 10, 2026

Reuse product grouping across bounds propagation
Mikael Zayenz Lagerkvist
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11cc8c3
Rewrite small products using existing arithmetic and equality propagators
Mikael Zayenz Lagerkvist
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672f0f2
Keep fixpoint checks for ordinary GCD and modular products
Mikael Zayenz Lagerkvist
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4820e52
Report arithmetic regression scenarios and remove obsolete cutoff tests
Mikael Zayenz Lagerkvist
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4052487
Document arithmetic actor state and lifecycle declarations
Mikael Zayenz Lagerkvist
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6b3e1e7
Remove PR-only review and benchmark artifacts before merge
Mikael Zayenz Lagerkvist
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3d0fbd0

Commits on Sep 22, 2026

Fix modular product disposal and sparse modulus rescheduling
Mikael Zayenz Lagerkvist
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bbaa1c7
Strengthen number-theory filtering and streamline product propagation
Mikael Zayenz Lagerkvist
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9268c65