[经] matrix fomulation of linear programming problem

xiàn xìng guī huà wèn tí de jǔ zhèn jié gòu ㄒㄧㄢˋ ㄒㄧㄥˋ ㄍㄨㄟ ㄏㄨㄚˋ ㄨㄣˋ ㄊㄧˊ ㄉㄜ˙ ㄐㄩˇ ㄓㄣˋ ㄐㄧㄝˊ ㄍㄡˋ