2016-04-14 20:23:11 +03:00
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2011-06-22 19:55:35 +04:00
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<mi>x</mi> <mspace width="-0.222222222em"></mspace> <mi>y</mi>
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<mi>x</mi> <mspace width="-0.277777778em"></mspace> <mi>y</mi>
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<mi>x</mi> <mspace width="-0.333333333em"></mspace> <mi>y</mi>
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<mrow>
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<mi>x</mi> <mspace width="-0.388888889em"></mspace> <mi>y</mi>
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</mrow>
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</math>
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</body>
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</html>
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