Since Bergman had been undertaking research on orthogonal systems of analytic functions during the time that Bochner had put his mathematics aside, Bochner decided that he needed to move into a new area.
Since Bergman had been pagsasagawa ng pananaliksik sa orthogonal sistema ng analytic function sa panahon ng oras na Bochner had maglagay ng matematika kanyang tabi, Bochner nagpasya na siya na kailangan upang lumipat sa isang bagong lugar.