Gauss-Bonnet Braneworld Cosmology with Modified Induced Gravity on the Brane

<table>In this model, <svg height="14.3375" id="M155" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 15.0375 14.3375" width="15.0375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,12.1,10.65)"><path d="M-161 571q0 -21 -15 -36t-36 -15q-20 0 -35 15.5t-15 35.5q0 21 15 36.5t35 15.5q22 0 36.5 -15t14.5 -37z" id="x307"></path></g><g transform="matrix(.017,-0,0,-.017,.062,14.275)"><path d="M865 650q-1 -4 -4 -14t-4 -14q-62 -5 -77 -19.5t-29 -82.5l-74 -394q-12 -61 -0.5 -77t75.5 -21l-6 -28h-273l8 28q64 5 82 21t29 76l36 198h-380l-37 -197q-11 -64 0.5 -78.5t79.5 -19.5l-6 -28h-268l6 28q60 6 75.5 21.5t26.5 76.5l75 394q13 66 2 81.5t-77 20.5l8 28
h263l-6 -28q-58 -5 -75.5 -21t-30.5 -81l-26 -153h377l29 153q12 67 2 81t-74 21l5 28h268z" id="x1D43B"></path></g>
</svg> is always negative, and, therefore, there is no superacceleration or big-rip singularity.</table>

Advances in High Energy Physics

fig5

Figure 5

Figure 5: Gauss-Bonnet Braneworld Cosmology with Modified Induced Gravity on the Brane 