The Encyclopedia of the Solar System, Third Edition—winner of the 2015 PROSE Award in Cosmology & Astronomy from the Association of American Publishers—provides a framework for understanding the origin and evolution of the solar system, historical discoveries, and details about planetary bodies and how they interact—with an astounding breadth of content and breathtaking visual ...(展开全部)

Long before Galileo published his discoveries about Jupiter, lunar craters, and the Milky Way in the Starry Messenger in 1610, people were fascinated with the planets and stars around them. That interest continues today, and scientists are making new discoveries at an astounding rate. Ancient lake beds on Mars, robotic spacecraft missions, and new definitions of planets now d...(展开全部)

埃里克·蔡森拥有哈佛大学的天体物理学博士学位，在哈佛大学艺术与科学系工作了10年。在其后二十多年的时间里，他在空间望远镜科学研究所担任高级科学工作人员，并且拥有约翰霍普金斯大学和塔夫茨大学的多种教职。现在他又回到哈佛，在哈佛-史密松天体物理中心任教并进行研究。埃里克撰写 了12本有关天文学的书，在专业期刊上发表了近200篇科学论文。 史蒂夫·麦克米伦拥有剑桥大学的数学学士和硕士学位，以及哈佛大学的天文学博士学位。他在伊利诺伊大学和西北大学从事博士后科研工作，在那里继续有关理论天体物理、星团和高性能计算的研究。史蒂夫现在是德雷塞尔大学的杰出教授，并且是普林斯顿高级研究所和莱顿大学的长期访问学者。他在专业期刊上发表了超过100篇文章和科学论文。 译者简介 高健，理学博士，毕业于北京师范大学天文系，现为北京师范大学副教授，北京天文学会会员、中国天文学会会员...(展开全部)

We have the impression that the solar system is perfectly regular like a clock, or a planetarium instrument. On a short timescale it is. But, seen in a longer perspective, the planets, and their satellites, have exciting lives, full of events - for example, did you know that Saturn's moon, Titan, boasts lakes which contain liquid methane surrounded by soaring hills and valleys,...(展开全部)

Secret societies, assassination plots, cover-ups, and covert actions - these are the theories and shadows that influence politics, business, and even our daily lives. The truth is always out there, but what truth you believe depends on what you already know. Categorized into specific areas of interest, Conspiracy Encyclopedia is an essential guide to the many and varied theorie...(展开全部)

Some people used to think that Earth was smack-dab in the middle of the universe, with all the stars and planets held in the sky by giant glass balls. "Boy, were they wrong " In this follow-up to the award-winning "Boy, Were We Wrong About Dinosaurs ," Kathleen Kudlinski and John Rocco look at the mistakes, mishaps, and creativity that are part of scientific discovery. From the...(展开全部)

"Wonders of the Planets" takes us on a fascinating journey through our solar system. It pulls together all the latest discoveries and theories to present a revealing comparison of the Earth, our neighbouring planets and all the moons captured in their thrall. Each of the six superbly illustrated chapters covers a major and dynamic aspect of the planets, from the fury of their a...(展开全部)

《交易策略百科全书》目录 前言 导言 一个完整的机械交易系统的应该是什么样的？ 如何才算是良好的进场点和出场点？ 系统开发的科学方法、如此方法所需的工具和资料。 第一部分 交易的工具 导言 第一章 数据 数据的类别 数据的时间周期 数据的品质 数据源及数据提供商 第二章 模拟器 模拟器的种类 模拟器的程序化 模拟器输出： 绩效总结报告 逐笔交易报告 模拟器的性能表现：速度、容量、复杂运算能力。 模拟器的可靠性 选择合适的模拟器 本书所用到的模拟器 第三章 优化器和优化过程 优化器的使用 优化器如何工作 优化的分类： 基于经验感觉的优化 全市场遍历优化 受控制优化 遗传算法优化 模拟退火优化 解析优化器 线性设计优化 无效优化的几个原因： 样本量太少 参数集过大 变量无验证 有效优化的几个前提： 样本量要大 交易系统的够成条件及参数数量要少 变量要验证...(展开全部)