// Crie a constante simulation usando a função forceSimulation definida em outra célula
//Crie os elementos svg para os links e guarde-os em link
//Crie os elementos svg para os nodes e guarde-os em node
// Defina a função ticked
// Once we append the vis elments to it, we return the DOM element for Observable to display above.
returnsvg.node()
}
d3=require('d3@5')
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.