The Forge
The Forge is a collection of temperaments of different ranks, including subgroup temperaments, that all temper out the forge comma – the unnoticeable comma with the ratio 1640558367/1638400000, and a monzo of [-19 14 -5 3⟩. This collection of temperaments provides the foundation for multiple 11-limit and 13-limit temperament families.
Rank-3 temperaments
The parent temperament of this whole collection is a rank-3 temperament.
Rank-2 temperaments
Forger
Subgroup: 2.3.5.7
Comma list: 2401/2400, 14348907/14336000