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<p>in a way that it described measurement as well as dynamics. These studies emphasized the philosophical aspects of measurement rather than a quantitative approach to extracting information via measurements.</p>

<p>See: <a href="page.php?w=Dynamical_pictures">Dynamical Pictures</a></p>

<p><big> Development from communication </big></p>
<p>In the 1960s, <a href="page.php?w=Ruslan_Stratonovich">Ruslan Stratonovich</a>, <a href="page.php?w=Carl_W._Helstrom">Carl Helstrom</a> and Gordon proposed a formulation of optical communications using quantum mechanics.</p><p>
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