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Operator norm calculator

Author:
Juan Carlos Ponce Campuzano
Topic:
Real Numbers, Vectors
Let A in L(X,Y). The operator norm is defined as

||A||:=sup{||Ax||: x in X with ||x||=1}

If A is a matrix then ||A|| is the square root of the largest eigenvalue of the symmetric matrix ATA, all of whose eigenvalues are nonnegative.

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