2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/63817We prove the Kirillov-Reshetikhin conjecture concerning certain finite dimensional representations of a quantum affine algebra $\Ua$ when $\hat\g$ is an untwisted affine Lie algebra of type $ADE$. We use $t$--analog of $q$--characters introduced by the author in an essential way.15 pages; typos correctedQuantum Algebra17B37t-analogs of q-characters of Kirillov-Reshetikhin modules of quantm affine algebrastext