The paper analyzes the complexity of trust negotiation protocol, and its communication cost is linear, computing cost is o (n · K).

还分析了信任协商协议的复杂性，其通信开销为线性，计算开销为O (n·k)。

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The U.K. said it has offered "technical and intelligence support" including from experts in hostage negotiation and rescue but that Algeria hadn't accepted the offer and there were limits to what could be done in a sovereign country.

WSJ: Death Toll Mounts in Algeria Siege