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Matrix condition for one-to-one trans http://www.khanacademy.org/video/linear-algebra--matrix-condition-for-one-to-one-trans ------------------------------------- يتناول هذا الفيديو شرح للتحول واحد لواحد للمصفوفة ------------------------------------------------ شكر خاص لمؤسسة شركاء في التنمية المستدامة -- فلسطين http://psdpal.org