How do I find the number of terms required to get a given accuracy. For example a text says that to get the sum \zeta (2)=\sum_{k=1} \frac{1}{n^{2}} to 6 d.p. of accuracy, I need to add 1000 terms. How do in find it for a general series?
How do I find the number of terms required to get a given accuracy. For example a text says that to get the sum \zeta (2)=\sum_{k=1} \frac{1}{n^{2}} to 6 d.p. of accuracy, I need to add 1000 terms. How do in find it for a general series?