At Veblen 's suggestion Kleene, who had just completed his Ph.D. thesis at Princeton, took notes of these lectures which have been subsequently published. However, Gödel suffered a nervous breakdown as he arrived back in Europe and telephoned his brother Rudolf from Paris to say he was ill.
Sa Veblen 's suggestion Kleene, na lang natapos na ang kanyang Ph.D. sanaysay sa Princeton, kinuha tala ng mga lektura na kung saan ay nai-publish sa dakong huli. Gayunman, Gödel suffered isang breakdown na kinakabahan siya dumating pabalik sa Europa at telephoned kanyang mga kapatid na lalaki rudolf mula sa Paris sa sinasabi niya ay may sakit.