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<head>
<style>
#point:after{
content:"\00124";
}
</style>
</head>
<body>
<p>Uppercase H Circumflex using Hexa Decimal: Ĥ</p>
<p>Uppercase H Circumflex using HTML Code: Ĥ</p>
<p>Uppercase H Circumflex using HTML Entity: Ĥ</p>
<p id="point">Uppercase H Circumflex using CSS Entity: </p>
</body>
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