v0.7.2

• Minor proof serialization and deserialization refactoring (#231).
• Added StarkProof::new_dummy() constructor to simplify testing (#232).

v0.7.1

• Changed most methods for ProofOption to be const fn.

v0.7.0

• [BREAKING] replaced the TraceLde struct with a trait (#207).
• [BREAKING] refactored RandomCoin trait (#214).
• Improved proven security estimation (#215).
• [BREAKING] replaced the ConstraintEvaluator struct with a trait (#217).
• Added support for proven security estimation in no_std context (#218).
• [BREAKING] refactored verify() function to take AcceptableOptions as a parameter (#219).
• Increased min version of rustc to 1.73 (#221).
• Allowed duplicate query positions (#224).

v0.6.4

• Simplified construction of constraint composition polynomial (#198).
• Refactored serialization of OOD frame in STARK proofs (#199).
• Re-exported btree_map and btree_set modules from core collections (#202).
• Simplified construction of DEEP composition polynomial (#203).

v0.6.3

• Sped up proof verification using batch inverse (#190).
• Updated ConstraintCommitment to use RowMatrix internally (#191).
• Sped up FRI prover via more efficient get_inv_offsets implementation (#193).
• Exposed build_segments() method publicly (#194).

v0.6.2

• Updated MerkleTree and matrix structs to make them more suitable for HW acceleration (#185).
• Replaced log2() usage with native .ilog2() (#186).

v0.6.1

• Disabled proven security estimation in no-std context.

v0.6.0

• Implemented more efficient remainder handling in FRI (#139)
• Removed term involving conjugate OOD challenge z from deep composition polynomial (#166).
• Added FieldElement::EXTENSION_DEGREE constant.
• Added FieldElement::base_element and FieldElement::slice_from_base_elements methods.
• [BREAKING] Renamed FieldElement::as_base_elements into FieldElement::slice_as_base_elements.
• Added Matrix::num_base_cols and Matrix::get_base_element methods.
• [BREAKING] Renamed Matrix into ColMatrix.
• [BREAKING] Replaced ColMatrix with RowMatrix to hold LDE trace in the prover (#168).
• Updated conjectured security computation and added estimation of proven security (#151).
• Changed root of unity for f64 field (#169).
• Implemented reduction of public inputs and proof context to field elements (#172).
• [BREAKING] Replaced RandomCoin struct with a trait (#176).

v0.5.1

0.5.1 (2023-02-20)

• [BREAKING]: Refactored prover/verifier to take hash function as a generic parameter (#111).
• Introduced FftInputs trait (#124).
• Optimized as_int() method for f64 field (#127, #146).
• Improved FRI remainder commitment methodology (#128).
• Added new arithmetization-friendly hash functions: Griffin and Rescue Prime Jive (#129).
• Fixed panic in prover when debugging with concurrent feature enabled (#130, #132).
• Added variable-time exponentiation option to f64 field (#134).
• Optimized squaring for degree 2 and 3 extension fields of f64 field (#138).
• Simplified conversion to base elements for degree 2 and 3 extension field elements (#147).
• Made closure types less restrictive for TraceTable::fill() (#149).
• [BREAKING] Refactored serialization/deserialization traits (#150).

v0.4.2

• Removed most exponentiations from the constraint evaluation step in the Prover.