The solution (up to three decimal places) at $x=1$ of the differential equation $\frac{d^{2} y}{d x^{2}}+2 \frac{d y}{d x}+y=0$ subject to boundary conditions $y(0)=1$ and $\frac{d y}{d x}(0)=-1$ is

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The solution (up to three decimal places) at $x=1$ of the differential equation $\frac{d^{2} y}{d x^{2}}+2 \frac{d y}{d x}+y=0$ subject to boundary conditions $y(0)=1$ and $\frac{d y}{d x}(0)=-1$ is