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date-arithmetic

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A highly modular C++11 engine for bi-directional Gregorian/Tabular Hijri calendar conversions, absolute date arithmetic, and period overlap analysis. Features dynamic runtime manual offset adjustment with on-disk state persistence to sync variations, constant-time O(1) weekday computation, and robust crash-resilient CLI input validation.

  • Updated Jun 17, 2026
  • C++

Metadata-driven SAS engine for insurance coverage reconciliation: merges overlapping proof periods, applies lapse-threshold rules, and calculates policy adjustment factors and executive liability signals.

  • Updated May 30, 2026
  • SAS

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