TY - BOOK AU - Chent︠s︡ov, A. G TI - Asymptotic attainability SN - 9780792343028 U1 - 515.4 CHE PY - 1997/// CY - Deventer, The Netherlands ; Boston, MA PB - Kluwer Academic KW - Extremal problems (Mathematics) KW - Measure theory KW - Relaxation methods (Mathematics) N1 - Includes bibliographical references and index ER -