v0.3.0

Metatheory v0.3.0

Diff since v0.2.1

• Extreme performance improvements!!
• Added a ScoredScheduler useful for proving and simplification.
• Creating custom analyses is now much easier. Added example tests for a CAS.
• Fixed various pattern matching bugs.
• Unified interface for EClasses in a single type, no more shallow references.
• Moved saturation parameters to their own type SaturationParams
• Added example tests for using custom Term types.

Closed issues:

• Support Conditional/Dynamic rewrite rules for E-Graphs backend (#5)
• Possible bug involving turnstile operator (#25)
• Anti-rules (#33)
• Fix docs Package.toml (#37)
• Serious egraphs pattern matcher bug (#40)

Merged pull requests:

• Remove extra dependencies from docs/Project.toml (#38) (@giordano)

v0.2.1

Metatheory v0.2.1

Diff since v0.2.0

Huge speed improvements! Moved classical rewriting to Classic submodule. Removed StaticArrays dependency.

Merged pull requests:

• Update analysis.md (#34) (@NumHack)

v0.2.0

Metatheory v0.2.0

Diff since v0.1.1

Closed issues:

• Symbol literals are treated as QuoteNode in the rewrite backend. (#14)
• Equational theories require symmetric rules (#20)
• Bug in ematch for no argument functions (#21)
• Should error on nonsensical rules (#28)
• Consistency of literal symbols and pattern variables between backends (#29)

Merged pull requests:

• add some tests for (monoidal) categories (#19) (@jpfairbanks)
• Added egg generating script in benchmarks (#27) (@philzook58)
• Merge new Enode implementation (#31) (@0x0f0f0f)
• Added Guarded Category Theory File (#32) (@philzook58)

v0.1.1

Metatheory v0.1.1

Closed issues:

• Implement E-Class Analysis (#1)
• Extraction from E-Graph (#2)
• Support Type Assertions for literals in the left hand of rules in the egraph backend. (#4)
• Backoff scheduler (#8)
• Support comparisons in AST (#10)
• Tests error on Julia v1.5.3 stable. (#11)