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Material changes, corrections and additions, newest first.
A reference work earns trust by showing its scars. This page logs material changes: corrections to formulas or figures, new concepts added, and revisions that change the meaning of a page. Cosmetic edits and typo fixes are not logged.
10 July 2026 — Launch
Initial publication: 68 concept pages across 8 sections, 10 client-side calculators, 6 reference sheets and 106 glossary terms. All 73 diagram types generated by the site's own Black–Scholes and statistics engine, from seeded deterministic series.
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Last updated 10 July 2026.