drtgdr - 560 Words
Vectors
Topic and contents
Vectors
Deﬁnition (Vectors in Rn )
For any positive integer n, a vector a ∈ Rn is an n-tuple of real numbers,
that is an ordered list of n real numbers
School of Mathematics and Statistics
MATH1151 – Algebra
(a1 , a2 , a3 , . . . , an−1 , an )
Notation: a ∈ Rn , vector a, by hand a , ∈ is an element of
˜
n)
Example (Vectors in R
√
u = (1, 2), v = (2, 1) ∈ R2
z = (0, π, 3.2, e, 2, 4) ∈ R6
A/Prof Rob Womersley
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560 Words | 8 Pages