TY - BOOK AU - Shafter, Steven A AU - TI - Shadow and silhouettes in computer vision U1 - 515.7 PY - 1985/// CY - Boston PB - Khewer Academic KW - Computer vision KW - computer KW - Topology KW - Set theory KW - Mathematical sciences KW - Mathematics KW - Number theory KW - Group theory KW - Maths ER -