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…at that moment. This means that it makes a locally-optimal choice in the hope that this choice will lead to a globally-optimal solution.
… made the 2nd row 1st element “0”? This is called “row echelon form (ref)” . By its definition, row echelon form satisfies the following conditions (from Wikipedia):
Your partner or child’s anger is usually not about you. It’s about their underlying primary feelings. To not taking this personally takes a high level of e…