We rejoin the young priestess the Tenar and powerful wizard Ged. Years before, they had helped each other at a time of darkness and danger. Together, they shared an adventure like no other. Tenar has since embraced the simple pleasures of an ordinary life, while Ged mourns the powers lost to him through no choice of his own. Now the two must join forces again and help another i...(展开全部)

The wizard Alder comes from Roke to the island of Gont in search of the Archmage, Lord Sparrowhawk, once known as Ged. The man who was once the powerful wizard in the Islands now lives with his wife Tenar and their adopted daughter Tehanu. Alder needs help: his beloved wife died and in his dreams she calls him to the land of the dead - and now the dead are haunting him, begging...(展开全部)

Darkness threatens to overtake Earthsea: the world and its wizards are losing their magic. Despite being wearied with age, Ged Sparrowhawk - Archmage, wizard, and dragonlord - embarks on a daring, treacherous journey, accompanied by Enlad's young Prince Arren, to discover the reasons behind this devastating pattern of loss. Together they will sail to the farther reaches of thei...(展开全部)

With over a million users around the world, the Mathematica software system created by Stephen Wolfram has defined the direction of technical computing for the past decade. The enhanced text and hypertext processing and state-of-the-art numerical computation features will ensure that Mathematica 4, takes scientific computing into the next century.The Mathematica Book continues...(展开全部)

With over a million users around the world, the Mathematica software system created by Stephen Wolfram has defined the direction of technical computing for the past decade. The enhanced text and hypertext processing and state-of-the-art numerical computation features will ensure that Mathematica 4, takes scientific computing into the next century.The Mathematica Book continues...(展开全部)

The Quick Python Book, Fourth Edition teaches you the essential Python features and techniques you need for most common scripting, application programming, and data science tasks. Written for developers comfortable with another programming language, it dives right into the good stuff. New interactive notebooks, quick-check questions, and end-of-chapter labs all help practice an...(展开全部)

Book Four of Ursula K. Le Guin's Earthsea CycleYears ago, they had escaped together from the sinister Tombs of Atuan -- she, an isolated young priestess; he, a powerful wizard. Now she is a farmer's widow, having chosen for herself the simple pleasures of an ordinary life. And he is a broken old man, mourning the powers lost to him through no choice of his own.Once, when they w...(展开全部)

Years before, they had escaped together from the sinister Tombs of Atuan -- she, an isolated young priestess, he, a powerful wizard. Now she is a farmer's widow, having chosen for herself the simple pleasures of an ordinary life. And he is a broken old man, mourning the powers lost to him not by choice.A lifetime ago, they helped each other at a time of darkness and danger. Now...(展开全部)

Years before, they had escaped together from the sinister Tombs of Atuan -- she, an isolated young priestess, he, a powerful wizard. Now she is a farmer's widow, having chosen for herself the simple pleasures of an ordinary life. And he is a broken old man, mourning the powers lost to him not by choice.A lifetime ago, they helped each other at a time of darkness and danger. Now...(展开全部)

A superb four-part fantasy, comparable with the work of Tolkien and C.S. Lewis, the "Earthsea" books follow the fortunes of the wizard Ged from his childhood to an age where magic is giving way to evil. As a young dragonlord, Ged, whose use-name is Sparrowhawk, is sent to the island of Roke to learn the true way of magic. A natural magician, Ged becomes an Archmage and helps th...(展开全部)