<img class="w3c" alt="[Open Symbolic Notation logo]" title="OSN: Open Symbolic Notation" src="http://lambdadelta.info/images/osn_label.png" />
</a> Open Symbolic Notation</div>
<div xmlns:ld="http://lambdadelta.info/" class="text">
Open Symbolic Notation, abbreviated OSN,
is an easy and flexible data-interchange text format
intended for the lightweight representation of
<img class="w3c" alt="[Open Symbolic Notation logo]" title="OSN: Open Symbolic Notation" src="http://lambdadelta.info/images/osn_label.png" />
</a> Open Symbolic Notation</div>
<div xmlns:ld="http://lambdadelta.info/" class="text">
Open Symbolic Notation, abbreviated OSN,
is an easy and flexible data-interchange text format
intended for the lightweight representation of