+**Span** denotes the extent or reach across a distance or set of possibilities. In [linear algebra](/wiki/linear-algebra), it refers to all possible [linear combinations](/wiki/linear-combination) of a given set of [vectors](/wiki/vector), forming a fundamental subspace.
+## See also
+- [Vector Space](/wiki/vector-space)
+- [Basis](/wiki/basis)
+- [Dimension](/wiki/dimension)
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