fixed dependencies
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50
vendor/github.com/nuknal/goNum/E_Mat.go
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vendored
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50
vendor/github.com/nuknal/goNum/E_Mat.go
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// E_Mat
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/*
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------------------------------------------------------
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作者 : Black Ghost
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日期 : 2018-11-20
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版本 : 0.0.0
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------------------------------------------------------
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返回n阶单位矩阵
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------------------------------------------------------
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输入 :
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n 阶数
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输出 :
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sol 解值
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err 解出标志:false-未解出或达到步数上限;
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true-全部解出
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------------------------------------------------------
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*/
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package goNum
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// E_Mat 返回n阶单位矩阵
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func E_Mat(n int) ([][]float64, bool) {
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/*
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返回n阶单位矩阵
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输入 :
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n 阶数
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输出 :
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sol 解值
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err 解出标志:false-未解出或达到步数上限;
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true-全部解出
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*/
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sol := make([][]float64, n)
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for i := 0; i < n; i++ {
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sol[i] = make([]float64, n)
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}
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var err bool = false
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//判断阶数
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if n < 1 {
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return nil, err
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}
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//分配元素
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for i := 0; i < n; i++ {
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sol[i][i] = 1.0
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}
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err = true
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return sol, err
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}
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