...You already can guess the sum 1 + 1/2 + 1/4 + 1/8 + 1/16 + ... where each term is half of the previous one. This course teaches you how to find the sum of other series, like 1 - 1/2 + 1/3 - 1/4 + 1/5 - 1/6 + ... The most important skill to master is more linguistic than mathematical: be able to ... (read more)