Continuous Caster Scheduling: An Optimization Approach Using Column Generation

This manuscfipt has been reproduced from the microfilm master. UMI films the text directly from the original or copy subrnitted. Thus, some thesis and dissertation copies are in typewriter face, while others may be frorn any type of cornputer printer. The quality of this reproduction is dependent upon the quality of the copy subrnitted. Broken or indistinct print, colored or poor quality illustrations and photographs, pnnt bieeâthrough, substandard margins, and improper alignment can adversely affect reproduction. In the unlikely event that the author did not send UMI a cornplete manuscript and there are missing pages, these will be noted. Also, if unauthorized copyright material had to be removed, a note will indicate the deletion. Oversize materials (e.g., maps, drawhgs. charts) are reproduced by secAionig the original, beginning at the upper left-hand corner and continuing from left to right in equal sections with small overlaps. Photographs included in tfie original manuscript have been repmduced xemgraphically in this copy. Higher quality 6 ' x 9 " black and white photographie prints are available for any photographs or illustrations appeanng in this çopy for an additional charge. Contact UMI directly to order. Bell & Howell Information and Leamin