\[ \color{#1e40af} \begin{bmatrix} \input[4][matrix-entry][0.40]{:R4quuuuula:ax}\\ \input[4][matrix-entry][0.60]{:R4quuuuula:ay} \end{bmatrix}\]	\[+\]	\[ \color{#991b1b} \begin{bmatrix} \input[4][matrix-entry][1.00]{:R4quuuuula:bx}\\ \input[4][matrix-entry][−1.00]{:R4quuuuula:by} \end{bmatrix}\]	\[=\]	\[ \color{#6b21a8} \begin{bmatrix} {\class{matrix-entry}{\cssId{:R4quuuuulaH1:ra}{1.40}}}\\ {\class{matrix-entry}{\cssId{:R4quuuuulaH1:rb}{−0.40}}} \end{bmatrix} \]
pointvector		pointvector		vector

\[ \color{#1e40af} \begin{bmatrix} \input[4][matrix-entry][−0.50]{:R5auuuuula:ax}\\ \input[4][matrix-entry][2.00]{:R5auuuuula:ay}\\ \input[4][matrix-entry][2.00]{:R5auuuuula:az} \end{bmatrix}\]	\[+\]	\[ \color{#991b1b} \begin{bmatrix} \input[4][matrix-entry][2.00]{:R5auuuuula:bx}\\ \input[4][matrix-entry][−1.00]{:R5auuuuula:by}\\ \input[4][matrix-entry][−1.00]{:R5auuuuula:bz} \end{bmatrix}\]	\[=\]	\[ \color{#6b21a8} \begin{bmatrix} \class{matrix-entry}{\cssId{:R5auuuuulaH1:rx}{1.50}}\\ \class{matrix-entry}{\cssId{:R5auuuuulaH1:ry}{1.00}}\\ \class{matrix-entry}{\cssId{:R5auuuuulaH1:rz}{1.00}} \end{bmatrix} \]
pointvector		pointvector		vector