4.1 Certificate definition of NL: Read-once certificates 4.2 NL = coNL See Sanjeev Arora, Boaz Barak: Computational Complexity
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Computational complexity modern approach | Algorithmics, complexity, computer algebra and computational geometry | Cambridge University Press
2.4 Universal Simulation Sanjeev Arora, Boaz Barak: Computational Complexity — A Modern Approach, p. 33–36, Cambridge Univer
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Resources for Learning Computational Complexity Theory – Brett Mullins – Researcher - Data Scientist
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