Mathematics

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Browsing Mathematics by Subject "a nec- essary condition"

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    SYARAT PERLU DAN CUKUP SISTEM PERSAMAAN LINEAR BERUKURAN m × n MEMPUNYAI SOLUSI
    (2016-02-04) Zainuri, Aryan; Syamsudhuha; Sirait, Asli
    This article discusses the necessary and sufficient condition for the system of linear equations Ax = b where A is an m × n matrix, with m < n and b is an n × 1 vector to have a solution. The discussion involves determining the number of single variables by looking at columns lowering rank and determining the value of the single variables.