Show that if v is a column vector of length n = 2k, then the matrix-vector product Hkv can be calculated using O(n log n) operations. Assume that all numbers involved are small enough that basic operations such as addition and multiplication take unit time.

Once the twisted pair cable is connected and a network is established the led lights at the back of the computer should be steady. on most ethernet adapters nowadays, a steady green light means that the connection is actively connected to a valid partner at the opposite end. if the status of the led starts flashing, this means that there’s some activity and data is being transferred.

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