My Math Forum Limit calculating methods
 User Name Remember Me? Password

 Real Analysis Real Analysis Math Forum

 October 5th, 2013, 09:39 AM #1 Member   Joined: Sep 2013 Posts: 84 Thanks: 2 Limit calculating methods Hi guys I want to collect the methods of calculating limit of the sequences. 1.dividing with n on the highest degree(works only with fractions if i'm right) then using the remarkable limits(this is basically used at the end of almost all method) 2.using remarkable identities 3.factorization 4.estimation then using that if an-->a and cn-->a and an<=bn<=cn then bn-->a(i dont know how we call this) 5.using the definition of limit,guessing the limit then searching an n0 index number i think this is all i know at the moment, i know you need to use different method on different sequences,but its good to know what you can choose of
October 7th, 2013, 09:02 AM   #2
Math Team

Joined: Aug 2012
From: Sana'a , Yemen

Posts: 1,177
Thanks: 44

Math Focus: Theory of analytic functions
Re: Limit calculating methods

Quote:
 Originally Posted by ricsi046 4.estimation then using that if an-->a and cn-->a and an<=bn<=cn then bn-->a(i dont know how we call this)
We can call the Squeeze theorem or Sandwitch theorem. In general it is easier to test for convergence rather than finding the limit. To find the limit we usually use the L'Hospitale rule, series expansion , Squeeze theorem ,algebraic manipulations or approximations.

 Tags calculating, limit, methods

 Thread Tools Display Modes Linear Mode

 Similar Threads Thread Thread Starter Forum Replies Last Post expertalmost Advanced Statistics 0 February 28th, 2014 05:03 AM ramkbala Calculus 2 July 26th, 2012 04:24 PM Keroro Algebra 2 June 6th, 2012 10:09 AM azizlwl Advanced Statistics 3 March 22nd, 2012 04:16 PM JamesKirk Computer Science 0 February 26th, 2011 11:13 AM

 Contact - Home - Forums - Cryptocurrency Forum - Top

Copyright © 2019 My Math Forum. All rights reserved.