How to explain contradictory results from manipulation of infinite sums?
4340
Why does $1+2+3+\cdots = -\frac{1}{12}$?
135066
How do the authors deduce this weaker version of Transfinite Recursion?
45204
Combinatorial proofs: having a difficult time understanding how to write them out
41832
Continued fractions paradox
40048
Finding the fallacy in this broken proof
126516
Under what condition we can interchange order of a limit and a summation?
6396
If two limits don't exist, are we sure the limit of sum doesn't exist?
32744
A clarification in a limit
96585
Sums and permutation
125981
Closed-Form Solution to Infinite Sum
45361
Checking the consistency and Bias of $\frac{\sum X_i +\sqrt{n}/2}{n+\sqrt{n}}$
113344
How do we prove that something is unprovable?
19
Why is the square root of a sum not equal to the square root of each its addends?
84879
Solving infinite sums with primes.
10762
Rearrangements that never change the value of a sum
59208
How to explain the equation about summation?
121605
A coin tossing game which leads to a contradiction