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Is there any way to solve it without numerical way??

$$ \frac{d^2 y}{d x^2}= \frac{1}{y}$$ thanks in advance!!

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    Analytical Solution does exist : http://www.wolframalpha.com/input/?i=y%27%27%3D1%2Fy2012-10-19
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    Why don't you multiply by $y'$ in both sides and integrate? $$\mbox{Hint:}\quad y' y'' = \frac{1}{2} \big(y'^2\big)'$$2012-10-19
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    Got something from an answer below?2013-05-14

1 Answers 1