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Multiply 2x2 matrices
Multiply the matrices Don't resist them Make them into a Number system!
Discipline, datapline! Data, information, know-how, wisdom. Know data - know whether, Know info - know what, Know know how - know how, Know why - know wisdom. Whether, what, how, why! Why? How? What? Whether?
Exercise your head, and your behind, get ahead, not a behind.
Imagine there is a mine in Ukraine and step on it! A coal mine.