2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/156239We study the heat content asymptotics with either Dirichlet or Robin boundary conditions where the initial temperature exhibits radial blowup near the boundary. We show that there is a complete small-time asymptotic expansion and give explicit geometrical formulas for the first few terms in the expansion.Analysis of PDEs58J35; 35K20; 35P99text