In string/m-theory and 3D/4D Controversy of time

  • Context: Undergrad 
  • Thread starter Thread starter kodama
  • Start date Start date
  • Tags Tags
    Time
Click For Summary
SUMMARY

String theory addresses the 3D/4D controversy of time by proposing that strings are extended in both space and time. In this framework, entities within string theory possess "time parts," suggesting they exist across temporal intervals rather than solely in the present. The discussion highlights the distinction between A-theory and B-theory of time, noting that string/M-theory leans towards a specific interpretation of time's dimensionality. With nine spatial dimensions and one dimension of time, string theory provides a unique perspective on temporal existence and its implications.

PREREQUISITES
  • Understanding of string theory fundamentals
  • Familiarity with A-theory and B-theory of time
  • Knowledge of dimensionality in theoretical physics
  • Basic concepts of particle physics and unstable particles
NEXT STEPS
  • Research the implications of string theory on the nature of time
  • Explore the differences between A-theory and B-theory of time
  • Investigate the role of dimensions in string theory, particularly time
  • Examine the concept of unstable particles and their temporal existence
USEFUL FOR

The discussion is beneficial for theoretical physicists, cosmologists, and students of advanced physics interested in the implications of string theory on the nature of time and dimensionality.

kodama
Messages
1,086
Reaction score
144
how does string theory address 3D/4D Controversy of time

are strings extended in time in the same way they are extended in space?

are entities in string theory extended in time and have "time parts"

is a unstable particle from time t1 to t2 also extended in time, or is it only exist in the present

does string/m-theory favor A-theory time or B-theory time?

given that in string/m theory it proposes 9 spatial dimensions and 1 dimension of time, how does string theory view the dimension of time
 
Physics news on Phys.org
What's "controversy of time"?
 
  • Like
Likes   Reactions: Demystifier

Similar threads

Undergrad What is time in string/M-theory and Four-dimensionalism?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Strings 2025 Conference: Insights, Criticisms, and Key Highlights
  • · Replies 30 ·
2
Replies
30
Views
10K
Graduate Basic Scheme and Fundamental Equations of String Theory
  • · Replies 26 ·
Replies
26
Views
4K
Graduate "Monstrous Higgs and Leech Spacetime"
  • · Replies 0 ·
Replies
0
Views
4K
Undergrad What Shapes Can Extra Dimensions Take in String Theory?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Trying To Conceptualize Two Dimensions Of Time
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Different symmetries or no symmetries in string theory?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad String theory on complex spacetime, twistor string
  • · Replies 3 ·
Replies
3
Views
2K
High School Balancing theories and empirical data, especially concerning string theory
  • · Replies 47 ·
2
Replies
47
Views
9K
Undergrad String theory and Lorentz invariance - 10D vs. 4D....
  • · Replies 4 ·
Replies
4
Views
2K