28 lines
609 B
Plaintext
28 lines
609 B
Plaintext
\begin{pspicture}(-0.3,-0.4)(5.6,2.3)
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\psgrid(0,0)(5.6,2.3)
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\psline[linecolor=blue, linewidth=0.5pt]{->}(0,0)(4.7,0)
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\psline[linecolor=blue, linewidth=0.5pt]{->}(0,0)(0.7,2)
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\psline[linecolor=red, linewidth=0.5pt, linestyle=dashed](0.7,2)(5.4,2)
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\psline[linecolor=red, linewidth=0.5pt, linestyle=dashed](4.7,0)(5.4,2)
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%\rput[c](0.25,1.15){\color{blue}\tiny{+}}
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\rput[c](2.5,-0.25){$\vec{a}$}
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\rput[c](0.1,1.1){$\vec{b}$}
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%\psline[linecolor=red, linewidth=0.5pt]{->}(2.1,1.1)(0.3,0.1)
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\rput[c](0.55,0.4){\color{lila}$\alpha$}
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\psarc[linewidth=0.5pt, linecolor=lila]{->}{1}{0}{70}
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\end{pspicture}
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