Skip to main content
MannyC's user avatar
MannyC's user avatar
MannyC's user avatar
MannyC
  • Member for 6 years, 1 month
  • Last seen more than a week ago
37 votes

Why is quantum gravity non-renormalizable?

24 votes

If gravity is a pseudoforce in general relativity, then why is a graviton necessary?

15 votes

How can extra dimensions be small?

14 votes

Simple conceptual question conformal field theory

12 votes

Generator for parity?

12 votes

Feynman loop diagrams physical meaning

12 votes
Accepted

Is the Lorentz group $O(1,3)$ irreducible, i.e. simple?

10 votes

Triviality of interacting QFT

10 votes
Accepted

Color symmetry and flavor symmetry in QCD

10 votes
Accepted

On scheme dependence in QFT renormalization

9 votes
Accepted

Showing $I=\int d^3k\int dk^0\frac{1}{k^4}$ to be logarithmically divergent

9 votes

About variation of Ricci tensor

9 votes
Accepted

What do physicists mean by solving the Ising model?

8 votes
Accepted

Quantum Field Theory - Interacting Scalar Fields

8 votes

Why should symmetries be described by invertible transformations?

8 votes
Accepted

Spurion analysis: pedagogical example

7 votes

Levi Civita identity

7 votes
Accepted

Issues with Feynman parameters

7 votes
Accepted

Are all Lagrangians translationally invariant?

7 votes

Why in QFT what really matters is $\exp(\mathfrak{so}(1,3))$ instead of $O(1,3)$?

7 votes
Accepted

Criterion for a Feynman loop diagram to give a finite value

7 votes
Accepted

Why doesn't the $\theta$ Angle Renormalize?

6 votes

Why symmetry transformations have to commute with Hamiltonian?

6 votes

A bit of confusion with central idea of "running" coupling constants

6 votes
Accepted

Why search for a renormalizable theory of quantum gravity?

6 votes

In QFT, why does a vanishing commutator ensure causality?

5 votes

Analytical continuation in QFT

5 votes

Schrödinger equation on operated states

5 votes
Accepted

Finite conformal transformations of fields

5 votes
Accepted

Is there a deep reason why action comes from a local lagrangian?

1
2 3 4 5