Astronomy & Astrophysics

$\begin{figure} \par\epsfig{file=1832fig1a.ps, width=5.4cm, height=3.9cm }\hspace... ...}\hspace*{4mm}\epsfig{file=1832fig1c.ps, width=5.7cm, height=3.9cm }\end{figure}$ Figure 1: Oscillation frequency $\omega _{\rm r}$ (panel a)), damping rate $\omega _{\rm i}$ (panel b)), and normalized damping rate $-\omega _{\rm i}/\omega _{\rm r}$ (panel c)) as a function of the stratification parameter $\alpha$ . The straight line is the prediction from the linear analysis, the curved line is the non-linear numerical result. When $\alpha$ is varied, $\rho _0$ is kept constant.
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In the text

$\begin{figure} \epsfig{file=1832fig2a.ps, width=5.5cm, height=3.9cm }\\ \vspace... ...pace*{-5.5mm} \epsfig{file=1832fig2b.ps, width=5.9cm, height=3.9cm }\end{figure}$ Figure 2: Oscillation frequency $\omega _{\rm r}$ (panel a)) and damping rate $\omega _{\rm i}$ (panel b)) as a function of the stratification parameter $\alpha$ . The straight line is the prediction from the linear analysis, the curved line is the non-linear numerical result. When $\alpha$ is varied, $\rho _0$ is adjusted so as to keep the top density constant.
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In the text

$\begin{figure} \par\epsfig{file=1832fig3a.ps, width=5.5cm, height=3.9cm }\\ \vsp... ...pace*{-5.5mm} \epsfig{file=1832fig3b.ps, width=5.9cm, height=3.9cm }\end{figure}$ Figure 3: Oscillation frequency $\omega _{\rm r}$ (panel a)) and damping rate $\omega _{\rm i}$ (panel b)) as a function of the stratification parameter $\alpha$ . The straight line is the prediction from the linear analysis, the curved line is the non-linear numerical result. When $\alpha$ is varied, $\rho _0$ is adjusted so as to keep the weighted mean density constant.
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In the text

$\begin{figure} \par\epsfig{file=1832fig4a.ps, width=5.9cm, height=4.5cm}\epsfig{... ..., height=4.5cm}\epsfig{file=1832fig4f.ps, width=5.9cm, height=4.5cm}\end{figure}$ Figure 4: Quasi-solution for $\alpha =-0.5$ . Radial domain: [0.10] with loop radius at 1, longitudinal domain: [0,100] with L=100. Left panels: $p_{\rm T}$ , middle panels: $\xi _r$ , right panels: $\xi _\varphi$ . Upper panels: real part, lower panels: imaginary part.
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In the text

$\begin{figure} \par\epsfig{file=1832fig5a.ps, width=5.9cm, height=4.5cm}\epsfig{... ..., height=4.5cm}\epsfig{file=1832fig5f.ps, width=5.9cm, height=4.5cm}\end{figure}$ Figure 5: Quasi-solution for $\alpha =-0.78$ . Radial domain: [0.10] with loop radius at 1, longitudinal domain: [0,100] with L=100. Left panels: $p_{\rm T}$ , middle panels: $\xi _r$ , right panels: $\xi _\varphi$ . Upper panels: real part, lower panels: imaginary part.
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In the text

$\begin{figure} \epsfig{file=1832fig2a.ps, width=5.5cm, height=3.9cm }\\ \vspace... ...pace*{-5.5mm} \epsfig{file=1832fig2b.ps, width=5.9cm, height=3.9cm }\end{figure}$	Figure 2: Oscillation frequency $\omega _{\rm r}$ (panel a)) and damping rate $\omega _{\rm i}$ (panel b)) as a function of the stratification parameter $\alpha$ . The straight line is the prediction from the linear analysis, the curved line is the non-linear numerical result. When $\alpha$ is varied, $\rho _0$ is adjusted so as to keep the top density constant.
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$\begin{figure} \par\epsfig{file=1832fig3a.ps, width=5.5cm, height=3.9cm }\\ \vsp... ...pace*{-5.5mm} \epsfig{file=1832fig3b.ps, width=5.9cm, height=3.9cm }\end{figure}$	Figure 3: Oscillation frequency $\omega _{\rm r}$ (panel a)) and damping rate $\omega _{\rm i}$ (panel b)) as a function of the stratification parameter $\alpha$ . The straight line is the prediction from the linear analysis, the curved line is the non-linear numerical result. When $\alpha$ is varied, $\rho _0$ is adjusted so as to keep the weighted mean density constant.
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$\begin{figure} \par\epsfig{file=1832fig4a.ps, width=5.9cm, height=4.5cm}\epsfig{... ..., height=4.5cm}\epsfig{file=1832fig4f.ps, width=5.9cm, height=4.5cm}\end{figure}$	Figure 4: Quasi-solution for $\alpha =-0.5$ . Radial domain: [0.10] with loop radius at 1, longitudinal domain: [0,100] with L=100. Left panels: $p_{\rm T}$ , middle panels: $\xi _r$ , right panels: $\xi _\varphi$ . Upper panels: real part, lower panels: imaginary part.
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$\begin{figure} \par\epsfig{file=1832fig5a.ps, width=5.9cm, height=4.5cm}\epsfig{... ..., height=4.5cm}\epsfig{file=1832fig5f.ps, width=5.9cm, height=4.5cm}\end{figure}$	Figure 5: Quasi-solution for $\alpha =-0.78$ . Radial domain: [0.10] with loop radius at 1, longitudinal domain: [0,100] with L=100. Left panels: $p_{\rm T}$ , middle panels: $\xi _r$ , right panels: $\xi _\varphi$ . Upper panels: real part, lower panels: imaginary part.
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