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June 5th, 2012, 01:14 PM  #1 
Newbie Joined: Jun 2012 Posts: 2 Thanks: 0  positive definite matrix vs. null space
Hello everyone, Does anyone know why the matrix: I  J# J is nonnegative definite? I is the identity matrix, J is the Jacobian and J# is the Jacobian pseudoinverse 

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definite, matrix, null, positive, space 
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