Key points are not available for this paper at this time.
Let u be a solution of the Cauchy problem ut=uxx+up, x∈R, t>0, u(x,0)=u0(x), x∈R, where p>1 and u0 is continuous, nonnegative, and bounded. Suppose that u blows up at t=T0 and an even integer m≥4 such that limx→0|x|m/(p−1)u(x,T)=C.
Herrero et al. (Wed,) studied this question.