// XERNOTH – DETERMINISTIC STATE-SPACE CHESS SOLVER

#ZIG #SIMD #STATE-SPACE REDUCTION #RETROGRADE ANALYSIS #BITBOARDS
Game Theory & Systems Optimization | Apr 2025 – Present | STATUS: [ACTIVE] | LANG: Zig

Developing a high-performance, deterministic solver engine in Zig, challenging standard heuristic approaches (like Alpha-Beta pruning) via novel state-space reduction.

Technical Architecture

  • Semantic Pruning: Created an experimental algorithm to collapse the game tree by identifying semantically equivalent board states, drastically reducing the search space complexity (1046) to relevant “Truth Paths”.
  • Retrograde Analysis: Implemented a reverse-induction engine that propagates “Win/Loss” truth values backwards from checkmate, aiming for mathematical correctness rather than probabilistic evaluation.
  • Low-Level Optimization: Utilized Zig for manual memory layout control and SIMD instructions to maximize throughput during bitboard operations, achieving performance metrics competitive with, or even outperforming, C-based engines.

Objective

The goal of Xernoth is to bridge the gap between abstract game theory and high-performance systems programming, moving away from “guessing” (heuristics) toward “knowing” (deterministic proof).

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