His interpolation used Kepler 's concept of continuity, and with it he discovered methods to evaluate integrals which were later used by Newton in his work on the binomial theorem.
Kanyang agaw ginamit Kepler 's konsepto ng pagpapatuloy, at sa mga ito niya natuklasan na pamamaraan upang suriin ang integrals na kung saan mamaya ay ginagamit ng Newton sa kanyang trabaho sa may dalawang pangalan teorama.