How to implement negative infinity to positive infinity limit in MATLAB?

Question

I need to find the limit of

symsum(expression,variable,-Inf,Inf)

It gives error. How I can solve.

What is the error, and what is the expression? – David Nov 21 '14 at 05:18 — David, Nov 21 '14 at 05:18

score 1 · Accepted Answer · answered Nov 21 '14 at 10:39

1

Split the summation range in two. For example, to sum 1/(k+1/2)^2 for k ranging from -inf to inf:

>> syms k
>> S = symsum(1/(k+1/2)^2,1,inf) + symsum(1/(-k+1/2)^2,0,inf)
S =
pi^2

answered Nov 21 '14 at 10:39

Luis Mendo

1 Answers1