25 lines
781 B
Typst
25 lines
781 B
Typst
#import "@preview/cetz:0.2.2": canvas, plot, draw
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#let line_style = (stroke: (paint: black, thickness: 2pt))
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#let dashed = (stroke: (dash: "dashed"))
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#let fill_aqua = (stroke: none, fill: teal)
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#let fill_olive = (stroke: none, fill: maroon)
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#canvas({
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plot.plot(size: (7,3),
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legend: "legend.south",
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legend-style: (orientation: ltr, item: (spacing: 0.5)),
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x-tick-step: none,
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x-ticks: ((-1.25, [-a]), (1.25, [a]), (0, [0])),
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y-label: $cal(E)(1, 2, x)$,
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x-label: $x$,
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y-tick-step: none,
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y-ticks: ((0, [0]), (1, [1])),
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axis-style: "left",
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x-min: -3,
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x-max: 3,
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y-min: 0,
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y-max: 1,{
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plot.add(((-3,0), (-1.25,0), (-1.25,1), (1.25,1), (1.25, 0), (3, 0)), line: "vh", style: line_style)
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plot.add-hline(1, style: dashed)
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})
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})
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