Pedzisa mutsara unotevera: Muzhizha ra1689, Sauveur akasarudzwa kuti ave mudzidzisi wesayenzi nemasvomhu kuDuke weChartres, muzukuru waLouis XIV. Nokuda kwomuchinda, akanyora manyoro anoratidza "zvinhu" zvejometri uye, achibatsirana naMarchal Vauban, manyoro pamusoro pe"zvinhu zvokudzivirira zvechiuto". (Muna 1691 Sauveur naChartres vakanga varipo pa
kukombwa kweMons navaFrench.) Mumwe wavadzidzisi vomuchinda wacho akanga ari Étienne Loulié, muimbi akapiwa basa rokumudzidzisa "zvinhu zvokutanga" zvedzidziso yomumhanzi nokunyora manotsi. Loulié naSauveur vakabatana kuti varatidze muchinda kuti masvomhu nedzidziso yemimhanzi zvakanga zvakabatana sei. Zvisaririra zvedzidzo iyi yakabatanidzwa zvakapukunyuka mubhuku raSauveur rokunyora zvinyorwa pamusoro pedzidziso yemimhanzi, uye mu"Éléments" yaLoulié. Mumakore akatevera, Sauveur akadzidzisa masvomhu kumadzimambo akasiyana-siyana emhuri youmambo. Muna 1686 akawana chigaro chemasvomhu paCollège de France, icho chakamupa rusununguko rusingawanzoitiki: sezvo akanga asingakwanisi kutaura hurukuro nomusoro, akabvumirwa kuverenga hurukuro yake yokutanga.