равен числу . Легко запомнить следующее правило знакочередования: элементу матрицы, стоящему в левом верхнем углу, сопоставляется знак +, а знаки любых двух соседних в строке или столбце элементов различны.
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)
Минор элемента есть матрица , которая получается вычеркиванием из –й строки и –го столбца (часто минором называют определитель этой матрицы, но в данном курсе мы будем под минором понимать именно “уменьшенную матрицу”).
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