Difference between revisions of "12-240/Classnotes for Thursday September 20"
From Drorbn
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''' C'''={(a,b): a, b <math>\in\!\,</math> '''R'''} | ''' C'''={(a,b): a, b <math>\in\!\,</math> '''R'''} | ||
− | + | 1 ( of '''C''') = (1,0); 0 ( of '''C''')= (0,0) | |
+ | |||
+ | i=(0,1) | ||
[[Image:IMG.jpg]] | [[Image:IMG.jpg]] | ||
[[Image:IMG2.jpg]] | [[Image:IMG2.jpg]] | ||
[[Image:IMG3.jpg]] | [[Image:IMG3.jpg]] |
Revision as of 12:29, 21 September 2012
In this class, the professor completes the lecture about complex number and then introduces vector space.
Complex number
Definition:
C={(a,b): a, b R}
1 ( of C) = (1,0); 0 ( of C)= (0,0)
i=(0,1) File:IMG.jpg File:IMG2.jpg File:IMG3.jpg