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Deletions are marked like this. Additions are marked like this.
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   * <amar>, <student>, <mlec>
   * <praveen>, <student>, <mlec>
   * <naveen>, <student>, <mlec>		   * <K.sivalatha>, <student>, <prakasam engg college>
  * <N.Srija>, <student>, <prakasam engg college>
  * <K.Triveni>, <student>, <prakasam engg college> 

  • Book

    Linear Algebra

    Author

    Gilbert Strang

    Edition

    		 

A=matrix([[2,-1,0],[-1,2,-1],[0,-1,2]])
A11=matrix([[2,-1],[-1,2]])
A11.det()
A12=matrix([[-1,-1],[0,2]])
A12.det()
A13=matrix([[-1,2],[0,-1]])
A13.det()
A21=matrix([[-1,0],[-1,2]])
A21.det()
A22=matrix([[2,0],[0,2]])
A22.det()
A23=matrix([[2,-1],[0,-1]])
A23.det()
A31=matrix([[-1,0],[2,-1]])
A31.det()
A32=matrix([[2,0],[-1,-1]])
A32.det()
A33=matrix([[2,-1],[-1,2]])
A33.det()
#cofactror of A is
C=matrix([[3,-2,1],[1,4,-2],[1,-2,3]])
D=C.transpose()
E=A*D

  • Solution by:

    • <K.sivalatha>, <student>, <prakasam engg college>

    • <N.Srija>, <student>, <prakasam engg college>

    • <K.Triveni>, <student>, <prakasam engg college>

Strang-4.3-27-U (last edited 2010-12-18 12:08:29 by 10)