*NAME: ALLOY *ROWS: 22 *COLUMNS: 20 *NONZERO: 203 *OPT SOLN: 2149.247891 *SOURCE: Linear Programming--Aluminium Alloy Blending * Data Processing Application. N.Y.: IBM Corp. *APPLICATION: Aluminium Alloy Blending *COMMENTS: fixed MPS format * encoded by Andrew Makhorin * NAME ALLOY ROWS N COST $ Cost $ G ZN $ Zinc Minimum lbs L ZX $ Zinc Maximum lbs G CN $ Copper Minimum lbs L CX $ Copper Maximum lbs G MN $ Magnesium Minimum lbs L MX $ Magnesium Maximum lbs G CHN $ Chromium Minimum lbs L CHX $ Chromium Maximum lbs G BN $ Beryllium Minimum lbs L BX $ Beryllium Maximum lbs L IX $ Iron Maximum lbs L SX $ Silicon Maximum lbs L MGX $ Manganese Maximum lbs L NX $ Nickel Maximum lbs L TX $ Titanium Maximum lbs L LX $ Lead Maximum lbs L TNX $ Tin Maximum lbs L BIX $ Bismuth Maximum lbs L GX $ General Impurities lbs L SCX $ Scrap 1 Limit lbs G FL $ Furnance Load lbs COLUMNS * Pure Aluminium 1 A1 COST .28 IX .0004 SX .0005 FL 1.0 * Pure Aluminium 2 A2 COST .26 IX .0006 SX .0006 FL 1.0 * Pure Aluminium 3 A3 COST .25 IX .0011 SX .0007 FL 1.0 * Pure Aluminium 4 A4 COST .23 IX .0026 SX .0012 FL 1.0 * Pure Copper C COST .31 CN 1.00 CX 1.00 FL 1.0 * Pure Magnesium M COST .38 MN 1.00 MX 1.00 FL 1.0 * Beryllium/Aluminium Alloy B/A COST 3.60 BN 0.0600 BX 0.0600 FL 1.0 * Pure Zinc Z COST .22 ZN .95 ZX .95 FL 1.0 * Chromium Aluminium Alloy C/A COST .27 CHN .0300 CHX .0300 FL 1.0 * Scrap 1 SC1 COST .21 ZN .0009 ZX .0009 CN .0444 CX .0444 MN .0042 MX .0042 CHN .0001 CHX .0001 IX .0024 SX .0101 MGX .0079 NX .0001 TX .0004 LX .0001 TNX .0001 GX .0001 SCX 1.00 FL 1.0 * Scrap 2 SC2 COST .20 ZN .0012 ZX .0012 CN .0026 CX .0026 MN .0060 MX .0060 CHN .0018 CHX .0018 IX .0026 SX .0106 MGX .0003 NX .0002 TX .0004 LX .0001 TNX .0001 GX .0002 FL 1.0 * Scrap 3 SC3 COST .21 ZN .0568 ZX .0568 CN .0152 CX .0152 MN .0248 MX .0248 CHN .0020 CHX .0020 IX .0016 SX .0013 MGX .0005 TX .0004 LX .0003 TNX .0003 FL 1.0 * Scrap 4 SC4 COST .20 ZN .0563 ZX .0563 CN .0149 CX .0149 MN .0238 MX .0238 CHN .0019 CHX .0019 IX .0019 SX .0011 MGX .0004 TX .0004 LX .0003 TNX .0003 FL 1.0 * Scrap 5 SC5 COST .21 ZN .0460 ZX .0460 CN .0071 CX .0071 MN .0343 MX .0343 CHN .0013 CHX .0013 IX .0017 SX .0013 MGX .0018 TX .0002 LX .0002 TNX .0002 FL 1.0 * Scrap 6 SC6 COST .20 ZN .0455 ZX .0455 CN .0071 CX .0071 MN .0343 MX .0343 IX .0016 SX .0011 MGX .0017 TX .0002 LX .0002 TNX .0002 FL 1.0 * Scrap 7 SC7 COST .21 ZN .0009 ZX .0009 CN .0447 CX .0447 MN .0143 MX .0143 IX .0026 SX .0013 MGX .0052 TX .0003 LX .0001 TNX .0001 FL 1.0 * Scrap 8 SC8 COST .20 ZN .0006 ZX .0006 CN .0623 CX .0623 IX .0017 SX .0010 MGX .0025 TX .0005 LX .0001 TNX .0001 GX .0025 FL 1.0 * Scrap 9 SC9 COST .21 ZN .0009 ZX .0009 CN .0034 CX .0034 MN .0093 MX .0093 CHN .0019 CHX .0019 IX .0030 SX .0062 MGX .0002 TX .0003 BIX .0005 FL 1.0 * Scrap 10 SC10 COST .20 ZN .0008 ZX .0008 CN .0003 CX .0003 MN .0249 MX .0249 CHN .0016 CHX .0016 IX .0015 SX .0011 MGX .0002 FL 1.0 * Scrap 11 SC11 COST .21 ZN .0675 ZX .0675 CN .0195 CX .0195 MN .0265 MX .0265 CHN .0020 CHX .0020 IX .0014 SX .0008 MGX .0002 FL 1.0 RHS ZN 555. ZX 590. CN 140.0 CX 190.0 MN 245.0 MX 275.0 CHN 19.0 CHX 22.0 BN 2.0 BX 4.0 IX 15.0 SX 10.0 MGX 3.0 NX 2.0 TX 2.0 LX 2.0 TNX 2.0 BIX 8.0 GX 8.0 SCX 900.0 FL 10000. ENDATA