接口(interface)作为参数。怎么可能？https://github.com/skelterjohn/go.matrix/blob/go1/matrix.go这个包有这个接口(interface)typeMatrixROinterface{Nil()boolRows()intCols()intNumElements()intGetSize()(int,int)Get(i,jint)float64Plus(MatrixRO)(Matrix,error)Minus(MatrixRO)(Matrix,error)Times(MatrixRO)(Matrix,error)Det()flo

接口(interface)作为参数。怎么可能？https://github.com/skelterjohn/go.matrix/blob/go1/matrix.go这个包有这个接口(interface)typeMatrixROinterface{Nil()boolRows()intCols()intNumElements()intGetSize()(int,int)Get(i,jint)float64Plus(MatrixRO)(Matrix,error)Minus(MatrixRO)(Matrix,error)Times(MatrixRO)(Matrix,error)Det()flo