With the definition of the strong signed domination function and the strong signed domination number of a graph, some lower bounds of the strong signed domination number about graph are obtained.
本文对几类特殊图的强符号控制函数及强符号控制数进行了研究，给出了完全图、完全二部图、路及圈的强符号控制数。
With the definition of the strong signed domination function and the strong signed domination number of a graph, some lower bounds of the strong signed domination number about graph are obtained.
本文对几类特殊图的强符号控制函数及强符号控制数进行了研究，给出了完全图、完全二部图、路及圈的强符号控制数。
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