\(f^{-1}\) is continuous (images of open sets are open, i.e. \(f\) is an open map).
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President says lawmakers must ‘immediately’ pass SAVE America act, which would require proof of citizenship at voter registration and significantly curtail mail-in voting
把自研的图灵芯片和第二代 VLA 大模型塞进车里，保留 800V 高压快充，再配上一个 60 升的油箱。小鹏用一种做加法的方式，补齐了纯电车型在特定场景下的使用痛点。