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Mathematics 13 Online
OpenStudy (christos):

Linear algebra, https://www.dropbox.com/s/hytgdsq0teupquv/Screenshot%202013-11-15%2018.14.51.jpg Please tell me what is this In and Im suppose to mean ? Thanks

hartnn (hartnn):

the \(I_m,I_n\) are the identity matrices of order m and n respectively.

hartnn (hartnn):

like I2 and I3 will be |dw:1384532291222:dw|

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