On Nonoscillation of Advanced Differential Equations with Several Terms

<table>The domain of values <svg height="13.45" id="M284" style="vertical-align:-2.21957pt" version="1.1" viewbox="0 0 31.737499 13.45" width="31.737499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.45)">
<g transform="translate(72,-61.24)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">(</tspan>
<tspan style="font-size: 12.50px; " x="4.1634989" y="0">𝑑</tspan>
<tspan style="font-size: 12.50px; " x="10.815095" y="0">,</tspan>
<tspan style="font-size: 12.50px; " x="16.016342" y="0">𝑟</tspan>
<tspan style="font-size: 12.50px; " x="21.117567" y="0">)</tspan>
</text>
</g>
</g>
</svg> satisfying inequality (<a href="https://static.hindawi.com/articles/aaa/volume-2011/637142/figures/#EEq19">2.47</a>). If the values of advances <svg height="10.75" id="M285" style="vertical-align:-0.15048pt" version="1.1" viewbox="0 0 9.375 10.75" width="9.375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.75)">
<g transform="translate(72,-63.4)">
<text transform="matrix(1,0,0,-1,-71.95,63.6)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑑</tspan>
</text>
</g>
</g>
</svg> and <svg height="7.0124998" id="M286" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 6.5 7.0124998" width="6.5" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,7.0125)">
<g transform="translate(72,-66.39)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑟</tspan>
</text>
</g>
</g>
</svg> are under the curve, then (<a href="https://static.hindawi.com/articles/aaa/volume-2011/637142/figures/#EEq17">2.44</a>) has a positive solution.</table>

Abstract and Applied Analysis

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Figure 1

Figure 1: On Nonoscillation of Advanced Differential Equations with Several Terms 