Proper (restricted) Lorentz group has the property of groups
22024
How to prove that orthochronous Lorentz transformations $O^+(1,3)$ form a group?
113357
Groups of order $pqr$ and their normal subgroups
27652
metric on the Euclidean Group
5599
Proving an inclusion for the derived group
9612
Frattini subgroup $Φ ( G )$ is not trivial
72150
Union of the conjugates of a proper subgroup
62603
Characterizations of the $p$-Prüfer group
142413
Normal Subgroups of $SU(n)$
114662
Construction of a specific non-commutative and infinite group (with conditions on the order of the elements)
129830
A group with no proper non-trivial subgroups
90584
Show set of affine transformations is a group
154990
Fundamental group of two tori with a circle ($S^1✕${$x_0$}) identified
39425
Surprising but simple group theory result on conjugacy classes
32896
Vector spaces for the irreducible representations of the Lorentz Group
68422
Understanding Lagrange's Theorem (Group Theory)
112690
Lie Group Decomposition as Semidirect Product of Connected and Discrete Groups
39866
Automorphism group of the quaternion group