11.08.2013 Views

Hipersuperficies isoparamétricas y métricas de curvatura escalar ...

Hipersuperficies isoparamétricas y métricas de curvatura escalar ...

Hipersuperficies isoparamétricas y métricas de curvatura escalar ...

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Problema <strong>de</strong> Yamabe<br />

<strong>Hipersuperficies</strong> Isopara<strong>métricas</strong><br />

Resultados<br />

<strong>Hipersuperficies</strong> Isopara<strong>métricas</strong><br />

Definición: Sea f : M −→ IR suave, <strong>de</strong>cimos que es isoparamétrica<br />

si existen b suave y a contínua tal que<br />

∇(f ) 2 = b ◦ f<br />

∆g (f ) = a ◦ f .<br />

Una hipersuperficie isoparamétrica es una superficie <strong>de</strong> nivel<br />

regular <strong>de</strong> f .<br />

Ejemplos:<br />

f : S n −→ IR dada por f (x) = xn+1 es isoparamétrica. La<br />

familia <strong>de</strong> hipersuperficies inducida ≈ S n−1 .<br />

<strong>Hipersuperficies</strong> <strong>isopara<strong>métricas</strong></strong> y <strong>métricas</strong> <strong>de</strong> <strong>curvatura</strong> <strong>escalar</strong> c

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!