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inverse of {{0.49000, 0.31000, 0.20000}, {0.17697, 0.81240, 0.01063}, {0.00000, 0.01000, 0.99000}}
inverse of {{0.49000, 0.31000, 0.20000}, {0.17697, 0.81240, 0.01063}, {0.00000, 0.01000, 0.99000}}
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