Added `static func eye(rows:columns:)` & `static func identity(size:)` to `Matrix<Scalar>`
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@ -63,6 +63,14 @@ public struct Matrix<Scalar> where Scalar: FloatingPoint, Scalar: ExpressibleByF
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self.grid = grid
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}
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public static func identity(size: Int) -> Matrix<Scalar> {
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return self.diagonal(rows: size, columns: size, repeatedValue: 1.0)
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}
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public static func eye(rows: Int, columns: Int) -> Matrix<Scalar> {
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return self.diagonal(rows: rows, columns: columns, repeatedValue: 1.0)
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}
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public static func diagonal(rows: Int, columns: Int, repeatedValue: Scalar) -> Matrix<Scalar> {
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let count = Swift.min(rows, columns)
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let scalars = Swift.repeatElement(repeatedValue, count: count)
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