Node-link polar layout: curved links

Same as this experiment, but with curved links. The slider controls the tension, i.e. the strength with which edges are attracted to the center of the diagram.

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<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <meta name="description" content="Node-link circular layout: curved links" />
        <title>Node-link circular layout: curved links</title>
        <link type="text/css" href="index.css" rel="stylesheet"/>
        <script src="https://d3js.org/d3.v3.min.js"></script>
    </head>
    <body>
        <svg height="500" width="960"></svg>
        <script src="index.js"></script>
    </body>
</html>
    

Modified http://d3js.org/d3.v3.min.js to a secure url

https://d3js.org/d3.v3.min.js