The p-Laplacian problem – the eta function.
The p-Laplacian problem – the eta function
check_macro(z != 0 ||
p > 2,
"eta: division by zero (HINT: check mesh)");
}
check_macro(z != 0 ||
p > 4,
"eta': division by zero (HINT: check mesh)");
return 0.5*(
p-2)*pow(z, (
p-4)/2);
}
};
see the Float page for the full documentation
check_macro(expr1.have_homogeneous_space(Xh1), "dual(expr1,expr2); expr1 should have homogeneous space. HINT: use dual(interpolate(Xh, expr1),expr2)")
Float derivative(const Float &z) const
Float operator()(const Float &z) const