Accessible but rigorous, this outstanding text encompasses all of the topics covered by a typical course in elementary abstract algebra. Its easy-to-read treatment offers an intuitive approach, featuring informal discussions followed by thematically arranged exercises. This second edition features additional exercises to improve student familiarity with applications. 1990 edition.

A charming introduction to simple money concepts in which a bunny learns he can't buy everything he wants with his allowance! Sonny gets three whole carrots a week for his allowance and wants to buy everything! But he quickly discovers his money won't go that far, and he has to make some choices. That doesn't sound like much fun to Sonny, especially when he learns that the bouncy castle he's been eyeing goes for ONE HUNDRED carrots. Ridiculous! But eventually, after a little math and a little more thinking, he has a blast discovering what's really important to him and worth spending his carrots on. This is one of the four books in the internationally acclaimed Moneybunny Books series that also includes Earn It!, Give It!, and Save It!

Thoroughly researched and beautifully produced, this catalogue complements the first comprehensive retrospective in the United States of Imogen Cunningham’s work in over thirty-five years. Celebrated American artist Imogen Cunningham (1883–1976) enjoyed a long career as a photographer, creating a large and diverse body of work that underscored her unique vision, versatility, and commitment to the medium. An early feminist and inspiration to future generations, Cunningham intensely engaged with Pictorialism and Modernism; genres of portraiture, landscape, the nude, still life, and street photography; and themes such as flora, dancers and music, hands, and the elderly. Organized chronologically, this volume explores the full range of the artist’s life and career. It contains nearly two hundred color images of Cunningham’s elegant, poignant, and groundbreaking photographs, both renowned and lesser known, including several that have not been published previously. Essays by Paul Martineau and Susan Ehrens draw from extensive primary source material such as letters, family albums, and other intimate materials to enrich readers’ understanding of Cunningham’s motivations and work.

Mathematics of Computing -- General.