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Completely updated to include the most recent developments in the field, the third edition like the two previous editions, emphasizes clarity and thoroughness in the mathematical development of its subjects. It is written in a style that is free of jargon of special applications, while integrating the three important functions of geometric modeling: to represent elementary forms (curves, surfaces, and solids), to shape and assemble these into complex forms, and to determine geometric properties and relationships. With hundreds of illustrations, this unique book appeals to the readers visual...

The results from the authors ph.d. demonstrated the value of EUS as a single imaging modality in the pretherapeutic assessment of patients with esophageal, gastric and pancreatic cancer. But it was also evident that this technology alone was unable to perform a complete evaluation of these patients. With the results from the present work the author has defined and tested a new evaluation strategy based on the combination of EUS and Laparoscopic Ultrasonography (LUS). This combination was supplemented by EUS and LUS guided biopsies in those situations, where a malignant biopsy would change the...