Product Description: PROPs and their variants are extremely general and powerful machines that encode operations with multiple inputs and multiple outputs. In this respect PROPs can be viewed as generalizations of operads that would allow only a single output...read more

Product Description: Business model innovation is the key to unlocking transformational growth—but few executives know how to apply it to their businesses. In Seizing the White Space, Mark Johnson gives them the playbook.Leaving the rhetoric to others, Johnson lays out an eminently practical framework that identifies the four fundamental building blocks that make business models work...read more

Product Description: This section underwent major revision for the 2008-2009 edition. Reviews basic anatomy of the retina and examines diagnostic approaches to retinal disease. Also examines disorders of the retina and vitreous, including retinal vascular and choroidal disease, focal and diffuse inflammation, hereditary dystrophies, peripheral abnormalities, and posterior segment manifestations of trauma...read more

Product Description: This scarce antiquarian book is a facsimile reprint of the original. Due to its age, it may contain imperfections such as marks, notations, marginalia and flawed pages. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions that are true to the original work...read more

Examines the history of the four Regular Army regiments that fought in the Civil War's Western Theater.