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Centuries: 8th century - 9th century - 10th century

Decades: 810s 820s 830s 840s 850s - 860s - 870s 880s 890s 900s 910s

Years: 862 863 864 865 866 - 867 - 868 869 870 871 872




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Quantum mechanics

... value x. In general, it is impossible for us to predict with certainty the value of x which we will obtain, although it is probable that we will obtain one that is near ...