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Special-relativity
New post in Special-relativity
Can the increase in thickness of a piece of paper which can be folded infinitely surpass the speed of light?
August 1st, 2022
special-relativity
causality
faster-than-light
Does Special Relativity Imply Multiple Realities?
December 30th, 2020
spacetime
special-relativity
general-relativity
relative-motion
relativity
Why haven't we yet tried accelerating a space station with people inside to a near light speed?
May 29th, 2020
estimation
acceleration
reference-frames
special-relativity
rocket-science
Is Lorentz transform a tensor?
February 27th, 2020
special-relativity
lorentz-symmetry
tensor-calculus
inertial-frames
Quick time dilation question (Proper time)
August 1st, 2022
time-dilation
special-relativity
Is (rest) mass conserved in special relativity?
August 1st, 2022
conservation-laws
mass
special-relativity
What does it mean when physical theories are inconsistent?
December 17th, 2020
special-relativity
newtonian-mechanics
electromagnetism
If a neutrino has a rest frame, why can't a photon have a rest frame as well?
August 1st, 2022
special-relativity
photons
mass
reference-frames
neutrinos
Can we measure the one-way speed of anything at all?
August 1st, 2022
one-way-speed-of-light
measurements
velocity
speed-of-light
special-relativity
What's wrong with this QFT thought experiment?
July 11th, 2020
quantum-field-theory
special-relativity
faster-than-light
causality
Meaning of Lorentz Generators
April 14th, 2020
special-relativity
field-theory
representation-theory
lie-algebra
lorentz-symmetry
Relativistic explanation of attraction between two parallel currents
August 30th, 2022
electromagnetism
special-relativity
Why is a theory Lorentz invariant if the Lagrangian is Lorentz invariant?
April 21st, 2020
special-relativity
lagrangian-formalism
symmetry
field-theory
action
Raising and Lowering Indices of Levi-Civita Symbols (+---) metric?
August 1st, 2022
special-relativity
metric-tensor
tensor-calculus
notation
High speed and low speed photons
August 1st, 2022
photons
speed-of-light
special-relativity
visible-light
Why is Newton's Law valid in Relativistic mechanics?
May 25th, 2021
newtonian-mechanics
general-relativity
special-relativity
classical-mechanics
Must the action be a Lorentz scalar?
August 1st, 2022
action
variational-principle
electromagnetism
special-relativity
Theoretical proof of the constant of speed of light $c$ in vacuum in all frames of references
December 28th, 2020
special-relativity
speed-of-light
reference-frames
Special relativity and massless particles
September 17th, 2020
hamiltonian-formalism
mass
special-relativity
Show the Lorentz Transformation Matrices Have an Inverse
August 1st, 2022
linear-algebra
special-relativity
Unitary Lorentz transformation on quantized Dirac spinor
January 8th, 2020
poincare-symmetry
spinors
dirac-equation
special-relativity
quantum-field-theory
How do I transform onto a relativistic rotating frame of reference?
August 7th, 2022
special-relativity
classical-mechanics
reference-frames
rotational-kinematics
Can we show that time is orthogonal to space?
August 1st, 2022
spacetime
special-relativity
linear-algebra
reference-frames
vectors
“Relativistic Baseball”
July 15th, 2020
special-relativity
everyday-life
Why can a particle have a nonzero amplitude outside its forward light-cone?
February 15th, 2020
quantum-field-theory
special-relativity
faster-than-light
causality
Relativistic resistance transformation
June 7th, 2020
electromagnetism
special-relativity
electrical-resistance
Action of a massive free point-particle in relativistic mechanics
September 13th, 2020
special-relativity
lagrangian-formalism
variational-principle
action
Do physicists understand why time slows down the faster the velocity of an object?
November 8th, 2020
special-relativity
spacetime
inertial-frames
time-dilation
observers
Einstein's return to aether
December 5th, 2021
special-relativity
terminology
aether
The signature of the metric and the definition of the electromagnetic tensor
June 6th, 2021
conventions
tensor-calculus
metric-tensor
special-relativity
electromagnetism
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