The span of subspace generated by vectors v_1 and v_2 element V is Span(v_1, v_2) congruent {r v_1 + s v_2 :r, s element R}. A set of vectors m = {v_1, ..., v_n} can be tested to see if they span n-dimensional space using the following Wolfram Language function: SpanningVectorsQ[m_List?MatrixQ] := (NullSpace[m] == {})
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