Reference Julia implementation of an analytic floating-point geometry model for parameterized P3109-style formats.

• src/Float3109s.jl
• test/runtests.jl
• docs/make.jl
• Documenter pages in docs/src/
• .github/workflows/ci.yml

using Pkg
Pkg.develop(path=".")
Pkg.test()

using Float3109s
f = P3109Format(8, 3, 0, 1)
decode(f, 4)
format_summary(f)

This package is intended as a reference and validation layer. It uses exact rational arithmetic and explicit checks rather than machine-float shortcuts.