I don't understand the light deflection calculus

Click For Summary
SUMMARY

The discussion centers on the light deflection calculus as presented in Steven Weinberg's book on general relativity. The user seeks clarification on evaluating the integral related to the angle deflection of a light ray influenced by a gravitational body. Key points include confusion over the Taylor approximation of the integral and concerns regarding its convergence. The conversation emphasizes the need for explicit definitions of symbols used in the integral to facilitate understanding.

PREREQUISITES
  • Understanding of general relativity principles
  • Familiarity with integral calculus
  • Knowledge of Taylor series and approximations
  • Basic concepts of gravitational lensing
NEXT STEPS
  • Study the Taylor series expansion in calculus
  • Learn about gravitational lensing and its mathematical implications
  • Review integral convergence criteria in calculus
  • Examine specific examples of light deflection calculations in general relativity
USEFUL FOR

Students of physics, particularly those studying general relativity, mathematicians interested in calculus applications, and anyone seeking to understand the mathematical foundations of light deflection in gravitational fields.

luxxio
Messages
44
Reaction score
0
i am studing the book of weinberg of general relativity. in the part about light deflection weinberg perform the calculus of the angle deflection of a light ray bended bay a gravitational body. i don't how can evalute the integral. in other words i don't understand de taylor aproximation of the integral. why the integral is not divergent? how can help me to understand?
 
Physics news on Phys.org
It would be easier to respond if you could explicitly show rhe integral you are talking about, including definitions of symbols.
 

Similar threads

  • · Replies 6 ·
Replies
6
Views
2K
  • · Replies 7 ·
Replies
7
Views
2K
  • · Replies 9 ·
Replies
9
Views
2K
Replies
9
Views
2K
  • · Replies 2 ·
Replies
2
Views
1K
  • · Replies 33 ·
2
Replies
33
Views
4K
  • · Replies 3 ·
Replies
3
Views
1K
  • · Replies 1 ·
Replies
1
Views
2K
  • · Replies 17 ·
Replies
17
Views
2K
  • · Replies 6 ·
Replies
6
Views
2K