[5] L. Liang & D. Hale: “A stable and fast implementation of natural neighbour
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，这一点在im钱包官方下载中也有详细论述
For UNSAT problems with 10 variables and 200 clauses, it always claimed that the formula is SAT and made up assignments (See this example).
伊拉克石油工程师卡拉拉·阿巴特尔2016年从石油工程学院毕业后加入了哈法亚公司。“我从一名现场实习生做起，一步步学习日常巡检流程和安全规程，目前已经参与到油田规划和管理工作中。”回顾个人成长经历，阿巴特尔说，中国同事关注每一个工艺细节，不仅教他如何操作，还耐心讲解每项安全要求和技术标准的内在逻辑。
The team looked for more clues. And that is when they realised something as mundane as the exposed brick wall in Lucy's bedroom could give them a lead.