గణితంపై పరిశోధన మరియు నివేదికలు

Geometric Proof of the Sum of Geometric Series

Korus P

The well-known formula for the sum of the geometric series is For arbitrary -1<q<1. Among analytic proofs, geometric proofs were also given for this formula, see [1], mostly for 0<q<1. Now we prove that for any 0<q<1