MATH40006 Version crosswalk

English review edition prepared on 4 October 2026 from a preserved source copy. It is a later presentation, not the historical study interface. Source checks and difficulty judgements describe the original material author's own process; they do not indicate Imperial College London endorsement.

Source SHA-256: 2d4d6962be6f040c4c5a10969397a1bb0faa3cff5751e833575bb768b25db85f
Source date: 2026-08-06

Source page 1

Mathematical typesetting and diagrams are retained below. Chinese prose is replaced by the English passages that follow, in source reading order.

English passage 1 (95% down the source page) MATH40006 old-to-new correspondence number 1 page

English passage 2 (7% down the source page) MATH40006 old-to-new version mapping

English passage 3 (12% down the source page) Earlier versions are retained as historical records but all are retired; only revised versions are eligible for final import

English passage 4 (17% down the source page) old files / Earlier content Status New file / Treatment

English passage 5 (19% down the source page) MATH40006_ Six practice papers of equivalent difficulty .pdf Retired; do not import MATH40006_REVISED_HISTORICAL_COVERAGE_ Six complete practice papers .pdf

English passage 6 (20% down the source page) MATH40006_ Complete worked solutions and marking guides for six papers .pdf Retired; do not import MATH40006_COURSE_METHOD_AUDITED_ Solutions using course methods for six papers .pdf

English passage 7 (22% down the source page) MATH40006_ Historical topic inventory and coverage matrix .pdf Discontinue topic-label-based coverage measurement MATH40006_ new effective-coverage matrix across seven years _ Based on verifiable materials .pdf

English passage 8 (23% down the source page) MATH40006_ Overlap analysis for the latest main examination and equivalent-difficulty replacement matrix .pdf Recheck each item; remove replacements with insufficient evidence MATH40006_ Equal-difficulty replacement matrix _REVALIDATED.pdf

English passage 9 (25% down the source page) MATH40006_ Analysis of question patterns in previous years .pdf Retain the historical version, but the claim of complete seven-year /100% coverage claim withdrawn

English passage 10 (25% down the source page) MATH40006_ Diagnosis of overreliance on a single examination structure and corrections to earlier analysis .pdf

English passage 11 (27% down the source page) Earlier Practice Papers 1-6: notebooks/solutions Retired 12 REVISED_HISTORICAL_COVERAGE / COURSE_METHOD_AUDITED files under notebooks/

English passage 12 (30% down the source page) For question-by-question mappings, see the treatment inventory for earlier practice questions. In the Codex inventory, old_version_status=disabled_do_not_import; all new papers have active=true.