// Define the id of your board in BOARDID
JXG.Options.label.autoPosition = true;
JXG.Options.text.useMathJax = true;
JXG.Options.text.fontSize = 16;
const board = JXG.JSXGraph.initBoard(BOARDID, {
boundingbox: [-5, 5, 5, -5],
showCopyright: false,
showNavigation: false
});
var p1 = board.create('point', [-3, -3], {
name: '\\(p_1\\)'
});
var p2 = board.create('point', [0, 3], {
name: '\\(p_2\\)'
});
var p3 = board.create('point', [3, -4], {
name: '\\(p_3\\)'
});
var l1 = board.create('arrow', [p1, p2], {
withLabel: true,
name: '\\(\\vec{v}\\)',
label: {
position: 'bot',
offset: [-25, 0]
},
lastArrow: {
type: 4,
size: 8
}
});
var l2 = board.create('arrow', [p1, p3], {
withLabel: true,
name: '\\(\\vec{w}\\)',
label: {
position: 'top',
offset: [25, -25]
},
lastArrow: {
type: 4,
size: 8
}
});
var l3 = board.create('arrow', [p2, p3], {});
var m1 = board.create('midpoint', [p2, p3], {
name: '\\(m_1\\)'
});
var m2 = board.create('midpoint', [p1, p3], {
name: '\\(m_2\\)'
});
var m3 = board.create('midpoint', [p1, p2], {
name: '\\(m_3\\)'
});
var s1 = board.create('segment', [p1, m1], {});
var s2 = board.create('segment', [p2, m2], {});
var s3 = board.create('segment', [p3, m3], {});
var s = board.create('intersection', [s1, s2], {
name: '\\(s\\)'
});