x No Plagiarism!EEjyUAO8shqHYn1xc8E4posted on PENANA 線性代數8964 copyright protection139PENANAGHAwp9ludT 維尼https://www.penana.com/article/12206718964 copyright protection139PENANAjKp2rqhjWo 維尼3.144.229.52ns3.144.229.52da2