13 lines
440 B
TeX
13 lines
440 B
TeX
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\subsection{Euclidian n-Spaces}
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\begin{defn}[Vector Definitions]\ \\
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\begin{itemize}
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\item $n$-vector : $v = (v_1, v_2, ..., v_n)$
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\item $\vec{PQ} // \vec{P'Q'} \implies \vec{PQ} = \vec{P'Q'}$
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\item $|| \vec{PQ} || = \sqrt{(a_2 - a_1)^2 + (b_2 - b_1)^2}$
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\item $u + v = (u_1 + v_1, u_2 + v_2), u = (u_1, u_2), v = (v_1, v_2)$
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\item $n$-vector can be viewed as a row matrix / column matrix
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\end{itemize}
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\end{defn}
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