Mostrando títulos en Matemáticas

Lily hasn’t always had it easy, but that’s never stopped her from working hard for the life she wants. She’s come a long way from the small town where she grew up—she graduated from college, moved to Boston, and started her own business. And when she feels a spark with a gorgeous neurosurgeon named Ryle Kincaid, everything in Lily’s life seems too good to be true.

Hillbilly Elegy is a passionate and personal analysis of a culture in crisis - that of white working-class Americans. The decline of this group, a demographic of our country that has been slowly disintegrating over 40 years, has been reported on with growing frequency and alarm but has never before been written about as searingly from the inside. J. D. Vance tells the true story of what a social, regional, and class decline feels like when you were born with it hung around your neck.

Jason and his companions managed to forestall the inexorable undead, but their battle is far from done. Both they and their enemies are scattered across a strange realm, one that someone must conquer if anyone is to get out alive. Territory by territory, factions fight to reunite their people and conquer the realm. Jason must contend with alliances he doesn’t want, friends he cannot find, and enemies ranging from angelic despots to the power of an undead god. He must face a realm that has been warped by his own mind and find a way to save a friend whose sacrifice got them this far.

Women can be heroes. When twenty-year-old nursing student Frances “Frankie” McGrath hears these words, it is a revelation. Raised in the sun-drenched, idyllic world of Southern California and sheltered by her conservative parents, she has always prided herself on doing the right thing. But in 1965, the world is changing, and she suddenly dares to imagine a different future for herself. When her brother ships out to serve in Vietnam, she joins the Army Nurse Corps and follows his path.

No matter your goals, Atomic Habits offers a proven framework for improving - every day. James Clear, one of the world's leading experts on habit formation, reveals practical strategies that will teach you exactly how to form good habits, break bad ones, and master the tiny behaviors that lead to remarkable results. If you're having trouble changing your habits, the problem isn't you. The problem is your system. Bad habits repeat themselves again and again not because you don't want to change, but because you have the wrong system for change.

Harry Potter has never even heard of Hogwarts when the letters start dropping on the doormat at number four, Privet Drive. Addressed in green ink on yellowish parchment with a purple seal, they are swiftly confiscated by his grisly aunt and uncle. Then, on Harry's eleventh birthday, a great beetle-eyed giant of a man called Rubeus Hagrid bursts in with some astonishing news: Harry Potter is a wizard, and he has a place at Hogwarts School of Witchcraft and Wizardry. An incredible adventure is about to begin!

Feyre survived Amarantha's clutches to return to the Spring Court - but at a steep cost. Though she now has the powers of the High Fae, her heart remains human, and it can't forget the terrible deeds she performed to save Tamlin's people. Nor has Feyre forgotten her bargain with Rhysand, High Lord of the feared Night Court. As Feyre navigates its dark web of politics, passion, and dazzling power, a greater evil looms - and she might be key to stopping it.

Washington, DC, 1950. Everyone keeps to themselves at Briarwood House, a down-at-the-heels all-female boardinghouse in the heart of the nation’s capital where secrets hide behind white picket fences. But when the lovely, mysterious widow Grace March moves into the attic room, she draws her oddball collection of neighbors into unlikely friendship. Grace’s weekly attic-room dinner parties and window-brewed sun tea become a healing balm on all their lives, but she hides a terrible secret of her own.

1975 is a time of change in America. The Vietnam War is ending. Muhammad Ali is fighting Joe Frazier. And in the small town of Monta Clare, Missouri, girls are disappearing. When the daughter of a wealthy family is targeted, the most unlikely hero emerges—Patch, a local boy, who saves the girl, and, in doing so, leaves heartache in his wake. Patch and those who love him soon discover that the line between triumph and tragedy has never been finer. And that their search for answers will lead them to truths that could mean losing one another.

Amoral, cunning, ruthless, and instructive, this piercing work distills 3,000 years of the history of power into 48 well-explicated laws. This bold volume outlines the laws of power in their unvarnished essence, synthesizing the philosophies of Machiavelli, Sun Tzu, Carl von Clausewitz, and other infamous strategists. The 48 Laws of Power will fascinate any listener interested in gaining, observing, or defending against ultimate control.

Twenty-year-old Violet Sorrengail was supposed to enter the Scribe Quadrant, living a quiet life among books and history. Now, the commanding general—also known as her tough-as-talons mother—has ordered Violet to join the hundreds of candidates striving to become the elite of Navarre: dragon riders. But when you’re smaller than everyone else and your body is brittle, death is only a heartbeat away...because dragons don’t bond to “fragile” humans. They incinerate them.

Harry Potter's summer has included the worst birthday ever, doomy warnings from a house-elf called Dobby, and rescue from the Dursleys by his friend Ron Weasley in a magical flying car! Back at Hogwarts School of Witchcraft and Wizardry for his second year, Harry hears strange whispers echo through empty corridors - and then the attacks start. Students are found as though turned to stone... Dobby's sinister predictions seem to be coming true.

Michael Crichton, creator of Jurassic Park, ER, Twister, and Westworld, had a passion project he’d been pursuing for years, ahead of his untimely passing in 2008. Knowing how special it was, his wife, Sherri Crichton, held back his notes and the partial manuscript until she found the right author to complete it: James Patterson, the world’s most popular storyteller.

Feyre has returned to the Spring Court determined to gather information on Tamlin's maneuverings and the invading king threatening to bring Prythian to its knees. But to do so, she must play a deadly game of deceit - and one slip may spell doom not only for Feyre but for her world as well.

There is no bigger public health story now than the collapse in youth mental health. The numbers are terrifying and dominate our headlines. There has been much debate over how we got here, and what to do next, and bestselling author and social psychologist Jonathan Haidt is at the white-hot center of that discourse. Haidt has spent his career speaking wisdom and truth into the most difficult landscapes—communities polarized by politics and religion, campuses battling culture wars, and now the perfect storm contributing to a public health emergency for Gen Z.

Early morning, August 1975: a camp counselor discovers an empty bunk. Its occupant, Barbara Van Laar, has gone missing. Barbara isn’t just any thirteen-year-old: she’s the daughter of the family that owns the summer camp and employs most of the region’s residents. And this isn’t the first time a Van Laar child has disappeared. Barbara’s older brother similarly vanished fourteen years ago, never to be found.

When the Knight Bus crashes through the darkness and screeches to a halt in front of him, it's the start of another far from ordinary year at Hogwarts for Harry Potter. Sirius Black, escaped mass-murderer and follower of Lord Voldemort, is on the run - and they say he is coming after Harry. In his first ever Divination class, Professor Trelawney sees an omen of death in Harry's tea leaves... But perhaps most terrifying of all are the Dementors patrolling the school grounds, with their soul-sucking kiss...

The Triwizard Tournament is to be held at Hogwarts. Only wizards who are over seventeen are allowed to enter - but that doesn't stop Harry dreaming that he will win the competition. Then at Hallowe'en, when the Goblet of Fire makes its selection, Harry is amazed to find his name is one of those that the magical cup picks out. He will face death-defying tasks, dragons and Dark wizards, but with the help of his best friends, Ron and Hermione, he might just make it through - alive!

Dark times have come to Hogwarts. After the Dementors' attack on his cousin Dudley, Harry Potter knows that Voldemort will stop at nothing to find him. There are many who deny the Dark Lord's return, but Harry is not alone: a secret order gathers at Grimmauld Place to fight against the Dark forces. Harry must allow Professor Snape to teach him how to protect himself from Voldemort's savage assaults on his mind. But they are growing stronger by the day and Harry is running out of time...

Everyone expected Violet Sorrengail to die during her first year at Basgiath War College―Violet included. But Threshing was only the first impossible test meant to weed out the weak-willed, the unworthy, and the unlucky. Now the real training begins, and Violet’s already wondering how she’ll get through. It’s not just that it’s grueling and maliciously brutal, or even that it’s designed to stretch the riders’ capacity for pain beyond endurance. It’s the new vice commandant, who’s made it his personal mission to teach Violet exactly how powerless she is–unless she betrays the man she loves.

Daphne always loved the way her fiancé Peter told their story. How they met (on a blustery day), fell in love (over an errant hat), and moved back to his lakeside hometown to begin their life together. He really was good at telling it…right up until the moment he realized he was actually in love with his childhood best friend Petra.