Slowly, Yonkers Tires of Fighting Desegregation; State Aid May Help End Long-Fought Battle
Many Yonkers, NY, residents are still struggling to accustom themselves to low-income minority housing imposed on middle-class white neighborhoods twelve years after Federal court ordered city to desegregate; interviews with residents and city officials indicate neighbors are co-existing peacefully; most ardent opponents of integration now say effect of housing has not been as bad as they feared; graph of population diversity; map; photos (M)