Kronecker Sum
The Kronecker sum is different from the direct sum but is also denoted by ⊕. It is defined using the Kronecker product ⊗ and normal matrix addition. If A is n-by-n, B is m-by-m and denotes the k-by-k identity matrix then the Kronecker sum is defined by:
Read more about this topic: Matrix Addition
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“the possibility of rule as the sum of rulelessness:”
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