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Almost never describes the opposite of almost surely: an event that happens with probability zero happens almost never.
Almost surely

Almost surely

In probability theory, an event is said to happen almost surely if it happens with probability 1. In other words, the set of outcomes on which the event does not occur has probability 0, even though the set might not be empty. The concept is... Wikipedia
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Aug 7, 2013 · There are two precise mathematical terms with names that sound delightfully imprecise: almost always, and almost everywhere.
The notion of "almost everywhere" is a companion notion to the concept of measure zero, and is analogous to the notion of almost surely in probability theory.
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Apr 26, 2012 · ... almost" come. A theorem about real numbers is said to apply to "almost all" numbers if it applies to all except, possibly, a set of measure 0.
Almost never describes the opposite of almost surely: an event that happens with probability zero happens almost never.
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Learn how zero-probability events are defined in probability theory and why they are not events that never happen ( ... But why do we define mathematical objects ...