其中 Φ(x)是标准正态分布 CDF。
Apple Intelligence is available in beta with support for these languages: English, Danish, Dutch, French, German, Italian, Norwegian, Portuguese, Spanish, Swedish, Turkish, Vietnamese, Chinese (simplified), Chinese (traditional), Japanese, and Korean. Some features may not be available in all regions or languages. For feature and language availability and system requirements, see support.apple.com/en-us/121115.。业内人士推荐电影作为进阶阅读
Sometimes it’s hard to tell whether it’s your sleeping position making you sore, or if your mattress has run its course.，详情可参考PDF资料
That mismatch has puzzled astronomers for years. Getting answers would inform how researchers understand galaxies more broadly, and the heart of the Milky Way offers the only galactic center close enough for this type of intricate study.