References:
Galois Theory - Wikipedia
https://en.wikipedia.org/wiki/Galois_theory
Commutative Ring - Wikipedia
https://en.wikipedia.org/wiki/Commutative_ring
Commutative Algebra - Wikipedia
https://en.wikipedia.org/wiki/Commutative_algebra
Commutative Property - Wikipedia
https://en.wikipedia.org/wiki/Commutative_property
Noncommutative Ring - Wikipedia
https://en.wikipedia.org/wiki/Noncommutative_ring
Glossary of Ring Theory - Wikipedia
https://en.wikipedia.org/wiki/Glossary_of_ring_theory
Field - Wikipedia
https://en.wikipedia.org/wiki/Field_(mathematics)
Module Fundamentals - University of Illinois at Urbana-Champaign
https://faculty.math.illinois.edu/~r-ash/Algebra/Chapter4.pdf
Linear Transformation (Linear Map) - Wikipedia
https://en.wikipedia.org/wiki/Linear_map
Vector Space - Wikipedia
https://en.wikipedia.org/wiki/Vector_space
Scalar - Wikipedia
https://en.wikipedia.org/wiki/Scalar_(mathematics)
Lattice (Order) - Wikipedia
https://en.wikipedia.org/wiki/Lattice_(order)
Lattice (Group) - Wikipedia
https://en.wikipedia.org/wiki/Lattice_(group)
Infimum and Supremum - Wikipedia
https://en.wikipedia.org/wiki/Infimum_and_supremum
Algebra Over a Field - Wikipedia
https://en.wikipedia.org/wiki/Algebra_over_a_field
Ring Theory - Wikipedia
https://en.wikipedia.org/wiki/Ring_theory
Ring - Wikipedia
https://en.wikipedia.org/wiki/Ring_(mathematics)