This formula is satisfiable because if we set to b to true and a to false, then the whole formula is true. All other assignments make the formula false, but it doesn't change that the formula is satisfiable as long as there is at least one assignment makes the formula true.
苹果推送 iOS 26.4 Beta 2，液态玻璃再调整
，这一点在搜狗输入法2026中也有详细论述
（四）出于他人胁迫或者诱骗的；
而这笔钱将分别用于「与英伟达合作获取下一代推理芯片」「通过亚马逊 AWS 触达更多企业客户」和「支撑公司从研究型机构向全球产品公司转型」。
无菌病房外的走廊安静而明亮。吴德沛站在隔离门外，拿起电话拨通了病房内的分机：“血象在往上走，指标比上周好，只要再稳定一点，就可以考虑骨髓移植了，我们一步一步来。”患者轻轻点头，窗外的阳光透过玻璃落在洁白的床单上。