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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
For modular representations the ring of invariants usually fails to be Cohen-Macaulay and computing the depth is often very difficult.
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In particular, we prove an integral formula for the degree of an ample divisor on a variety of complexity 1, and apply this formula to computing the degree of a closed 3-dimensional orbit in any SL2-module.
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Computing invariants of reductive groups in positive characteristic
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This paper gives an algorithm for computing invariant rings of reductive groups in arbitrary characteristic.
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We present an algorithm for computing the invariant field k(X)G.
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| | At the present time, the newest speech processing devices are made up of bit slicespeedy microprocessors and hardware multipliers. All operations are governed by software. This paper describes a new scheme of speech processing device employ ag multiple low speed microprocessors like Intel 8080 A, 8085 or Motorola 6800, and also gives specific method of solution, based on experiments with Intel 8080A, 8085 hardware and software, to the key problems of implementation with multiple microprocessors, such as enh... | | 目前最新的语言信号处理机都用位片式快速微处理器加硬件乘法器构成,全部操作用软件实现。本文提出了由多个速度较低的微处理器如Intel公司的8080A、8085或Motorola公司的6800构成语言处理机的方案。并且在对硬件和软件进行实验的基础上,对多机系统的一些关键问题如提高运算速度的措施、微处理器之间的通信与有关接口技术、系统的管理、硬件软件的划分等,提出了具体的方法。这种体制对于目前在国内的数字通信领域中迅速推广使用微处理器是有价值的。从长远看,随着MOS型微处理器的发展,也将会有竞争能力。 | | 文摘来源 | | The concept, performance and applications of supercomputers are described. Some typical kinds of current supercomputers are introduced briefly. Recently the rapidly increasing demands, for very higher throughput and computing power to handle very large amounts of data and very big problems, are forcing computer system designers to consider development of high performance supercomputers by improving integral circuits, architectures, software and algorithms. This is the total tendency of supercomputers ... | | 近年来,为了处理大量数据和解算特大课题,许多行业对巨型计算机的吞吐量和计算能力提出了更高的要求。本文简要介绍了当代几种典型巨型计算机系统的性能、特点和应用,着重从硬件、软件及系统结构的改善上展望了它的未来趋势,预计了八十年代的发展前景。 | | 文摘来源 | | Starting from the hardware configuration of the computer, a variety of hierarchies of control information at the microprogramming level is considered, the formal definition of microoperations is developed, and the microinstructions are organized based on the physical parallelism between microoperations. Such microinstructions are complete and full to describe the computer inherent parallelism. Therefore, they can be used as microprogram computing resources by microprogramers and are integrated. Two ty... | | 从计算机硬件结构出发,研究了微程序级中不同层次的控制信息,给出了微命令和微操作的形式定义,然后根据微操作的物理并行性提出了构造微指令的方法。这样定义的微指令充分描述了计算机内部固有的并行性,可以作为微程序员直接使用的微程序计算资源,并加以集成化。本文区别了微操作的物理并行性和逻辑并行性。在微指令级识别物理并行性和处理资源冲突,有利于提高微程序设计的灵活性和微程序的效率,有利于实现微程序设计高级语言的设计目标。 | | 文摘来源 | |   | | << 更多相关文摘 |
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