Barnett Zehnwirth documentation and formulation rework#657

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henrydingliu merged 19 commits intocasact:masterfrom

danielfong-act:BZ_docs

Jan 26, 2026

Commits on Jan 14, 2026

Changed basic formuation of PTF in development.ipynb to correspond with implementation. Added note about difference in formulation. Fixed valuation (iota) summation term.
danielfong-act
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Commits on Jan 17, 2026

Added documentation for utils.utility_functions.PTF_formula with example from 2008 paper. Updated reference list
danielfong-act
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Commits on Jan 20, 2026

Commits on Jan 21, 2026

Commits on Jan 22, 2026

Commits on Jan 23, 2026

Commits on Jan 24, 2026

fix typo
danielfong-act
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Revert "fix typo"
danielfong-act
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Revert "moved PTF_formula into PatsyFormula"
danielfong-act
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Commits on Jan 25, 2026