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<p>which examines the application of number theory to science and technology.</p>

<p><big> History </big></p>
<p>In recorded history, knowledge of numbers existed in the ancient civilisations of Mesopotamia, Egypt, China, and India. The earliest historical find of an arithmetical nature is the <a href="page.php?w=Plimpton_322">Plimpton 322</a>, dated c.&nbsp;1800&nbsp;BC. It is a broken clay tablet that contains a list of <a href="page.php?w=Pythagorean_triple">Pythagorean triple</a>s, that is, integers  such that . The triples are too numerous and too</p><p>
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