How can I make these series equal to each other?

  • Context: Undergrad 
  • Thread starter Thread starter hddd123456789
  • Start date Start date
  • Tags Tags
    Series
Click For Summary

Discussion Overview

The discussion revolves around the possibility of transforming one series, S1, into another series, S2, through a set of operations. Participants explore the behavior of factorials in series and the relationships between the two series, with a focus on understanding their mathematical properties.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant expresses uncertainty about how to manipulate S1 to equal S2, indicating a lack of knowledge regarding factorials in series.
  • Another participant asserts that S2 cannot be equal to S1 due to the first term of S2 being infinite, as it involves (-1)!.
  • A participant suggests setting k=1 for both series and addressing the first terms separately, while also noting that S1 equals e.
  • Another participant provides a mathematical expression for S1, stating it equals (1+a)b, and encourages further exploration of this relationship.
  • A participant clarifies their understanding of S1 and notes the absence of a similar closed form for S2, describing the inquiry as a fun exploration of numbers.

Areas of Agreement / Disagreement

Participants do not reach a consensus on whether S1 can be transformed into S2. There are competing views regarding the nature of the series and the implications of their terms.

Contextual Notes

There are limitations regarding the understanding of factorial behavior in series and the definitions of the series involved. The discussion does not resolve the mathematical steps necessary to establish a relationship between S1 and S2.

hddd123456789
Messages
92
Reaction score
0
Hi,

I'm trying to see if there is an operation or set of operations I can perform on S1 so that it equals S2. I've just been going in circles and it seems I just don't have enough knowledge of how factorials behave in series to crack this. Any hints would be much appreciated.

Hope this makes sense.

Thanks!
 

Attachments

  • equations.jpg
    equations.jpg
    6.2 KB · Views: 479
Physics news on Phys.org
You can't. The first term of s2 is (-1)! which is infinite.
 
Thanks for the reply; would it help to set k=1 for both series, and deal with the first terms separately? And forgot to mention that S1=e.
 
Last edited:
S1 = (1+a)b. I suggest you try to understand what this is about.
 
Sorry, you mean understand the problem or the equation in your post? I know that S1 equals (1+a)^b as well as e. But I guess there isn't a similar closed form of S2.

As for the problem, this is just some "fun" exploration of numbers I made up.
 

Similar threads

  • · Replies 5 ·
Replies
5
Views
3K
  • · Replies 2 ·
Replies
2
Views
2K
  • · Replies 17 ·
Replies
17
Views
4K
  • · Replies 8 ·
Replies
8
Views
3K
  • · Replies 11 ·
Replies
11
Views
2K
  • · Replies 19 ·
Replies
19
Views
3K
Replies
1
Views
1K
  • · Replies 15 ·
Replies
15
Views
2K
  • · Replies 5 ·
Replies
5
Views
1K
  • · Replies 11 ·
Replies
11
Views
3K