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STAGE 2 STRESS TEST · GRAND MARTINGALE VS FLAT BETTING
Grand Martingale (2x+1) vs. Flat 1-Unit Baseline — 16% High-Tie Cluster Shoe under 5% Banker Commission (78-Hand Stress Test)
Matchup S117-0 audits how a 75-unit roll and 50-unit pit maximum govern Grand Martingale versus Flat Betting during 78 hands of 5% Comm High-Tie: asymmetric footprint divergence pushes primary ruin to 34.75% against 5.52% for the benchmark while models 2.56u in commission friction. Because every 8-deck coup is statistically independent under 5% Banker Commission (0.95:1) (1.0579% edge), progression rules alter drawdown speed and table-cap collisions without changing per-hand expectation.
- Grand Martingale Ruin Rate
- 34.75%
- Flat Betting Ruin Rate
- 5.52%
- Peak Trough (4-Run)
- -40u
- 5% Comm High-Tie House Edge
- 1.0579%