We show that every resolution proof of the {em functional} version FPH P n m of the pigeonhole principle (in which one pigeon may not split between several holes) must have size exp of of n ( log m ) 2 . This implies an exp of ( n 1 3 ) bound when the number of pigeons m is arbitrary.
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机译:我们证明,信鸽原理的{ em功能}版本FPH P n m的每个分辨率证明(其中一只信鸽可能不会在多个孔之间分裂)必须具有 n(log m)2的大小exp。这意味着当鸽子数m为任意时,exp of(n 1 3)界。
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