TOPICS
Algebra
Applied Mathematics
Calculus and Analysis
Discrete Mathematics
Foundations of Mathematics
Geometry
History and Terminology
Number Theory
Probability and Statistics
Recreational Mathematics
Topology
Alphabetical Index
New in MathWorld
Algebra
Sums
Calculus and Analysis
Series
General Series
High-Precision Fraud
See also
Almost Integer
Explore with Wolfram|Alpha
More things to try:
sums
-0.283882181415
exp fit
Subject classifications
Algebra
Sums
Calculus and Analysis
Series
General Series