This shows the quantity of mathematics he had managed to produce in the final years of the war and the next couple of years which were almost as difficult ones in which to carry out research in Japan.
Ito ay nagpapakita ng dami ng matematika niya sa pinamamahalaang-ani sa huling taon ng digmaan at ang susunod na ilang taon na kung saan ay halos bilang mahirap iyan sa kung saan upang magsagawa ng pananaliksik sa bansang Hapon.