Optimization of the reordering algorithm for least squares problems relevant to space geodesy

Abstract

grants. To IUGG, IAG, ESA, PSN (Italian Space Plan), CISET Co., Salmoiraghi Co., Wild Co., Zeiss Co., go our gratitude and our thanks. iV Moreover, sincere thanks are due to the Municipality of Assisi, to the "Azienda di Promozione Turistica" of Assisi, Todi, and Orvieto, who provided on different occasions, support in the organization of excursions and specially the beautiful concert of Medioeval music and songs.Last but not least I want to add personal thanks to my friend Reiner Rummel, who did so much for the scientific program of the School; it was a pleasure for me to work with him and I hope it will last for long.