<p>We establish a lower bound on the forcing numbers of domino tilings computable in polynomial time based on height functions. This lower bound is sharp for a 2<i>n</i> by 2<i>n</i> square as well as other cases.</p>

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A Lower Bound on Forcing Numbers Based on Height Functions

  • Fateh Aliyev,
  • Nikita Gladkov

摘要

We establish a lower bound on the forcing numbers of domino tilings computable in polynomial time based on height functions. This lower bound is sharp for a 2n by 2n square as well as other cases.