18世纪下半叶以降，欧洲的数学有了巨大的发展，音乐则处在一个多种风格涌动的局面，法国和意大利风格，古代风格和“现代”风格（比如法国理论家和作曲家拉莫为代表）共存。这个时期，热爱音乐并从中获得研究方向的数学家和科学家不止一位，比如瑞士数学巨匠欧拉。本来，音乐只是消遣，不过数学本能让他在音乐中也开始思考数学。从十几岁的时候，他就发表了关于“声音传播”的论文，此后几十年都经常回到对音乐的思考中。1730 ...

Table 9.54 shows the specialized operators available for array types. In addition to those, the usual comparison operators shown in Table 9.1 are available for arrays. The comparison operators compare ...

PostgreSQL allows columns of a table to be defined as variable-length multidimensional arrays. Arrays of any built-in or user-defined base type, enum type, composite type, range type, or domain can be ...

The combination of being a seasoned banker and a prolific mbira player, is simply a rarity. Dealing with figures by the working hours and switching to thumping the metal pieces and strumming the ...