Thanks, could you develop your ideas in more details?
所有跟帖:
• to determine the solution of the system: -wxcfan123- ♂ (296 bytes) () 10/07/2011 postreply 20:12:54
• 高屋建瓴: the ranks 的概念應屬線性代數範疇,初等代數的升華。謝! -皆兄弟也- ♂ (0 bytes) () 10/08/2011 postreply 09:31:55