Photonic innovation: researchers in the US have created an optical metamaterial that can perform vector–matrix multiplication. (Courtesy: iStock/Henrik5000) A new silicon photonics platform that can ...
Often you need to define regular matrices, i.e. that have a regular pattern of entries. For example: A=eye(3) sets up a 3x3 identity matrix usually represented by I hence the name of the function. In ...
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