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dcernst
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IBL-AbstractAlgebra
IBL course materials for an undergraduate first-semester abstract algebra course that emphasizes visualization.
http://dcernst.github.io/IBL-AbstractAlgebra/
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Fix typos
#165
pitmonticone
closed
1 year ago
1
Fun subgroup lattice exercise
#164
dcernst
opened
1 year ago
0
Fun exercise
#163
dcernst
opened
1 year ago
0
Add a problem that acts to verify that U(Z_n) = U_n
#162
dcernst
closed
2 years ago
1
Add that a and b should be nonzero in 8.16
#161
dcernst
opened
2 years ago
1
Swap 6.28 and 6.29 (Spring 2022)
#160
dcernst
opened
2 years ago
0
Update coloring on table for Q8 in Chapter 6 to match coloring of Cayley diagram
#159
dcernst
opened
2 years ago
0
Revamp approach to normal subgroups and quotients?
#158
dcernst
opened
2 years ago
0
Add S_3 to Problem 4.3
#157
dcernst
opened
2 years ago
0
Issue in hint
#156
mitchkeller
closed
2 years ago
1
Move Problem 3.68 (Spring 2022) to after Problem 3.65
#155
dcernst
opened
2 years ago
0
Add problem about using generators to compute center
#154
dcernst
opened
2 years ago
0
Reword Theorem 2.77
#153
dcernst
opened
2 years ago
0
Fix critical error in Cayley diagram in Prob 2.74
#152
mitchkeller
closed
2 years ago
4
Fix typo in intro groups
#151
mitchkeller
closed
2 years ago
0
Add problem on cosets from Macauley's HW
#150
dcernst
closed
2 years ago
1
Fix tipo in About URL
#149
storopoli
closed
2 years ago
1
Eliminate footnotes in Chapter 4
#148
dcernst
closed
2 years ago
1
Add Matt Macauley to acknowledgements
#147
dcernst
closed
2 years ago
1
Add link to Jeff Slye's Spinpossible
#146
dcernst
closed
2 years ago
1
Address definition of coset multiplication
#145
dcernst
closed
2 years ago
1
Emphasize normality and checkerboard pattern
#144
dcernst
opened
3 years ago
0
Tweak coloring for tables and diagrams
#143
dcernst
closed
2 years ago
1
Shorten Problem 4.79 involving products of permutations
#142
dcernst
closed
2 years ago
1
Add formal definition of cycle for symmetric group
#141
dcernst
closed
2 years ago
1
Split up Section 4.1
#140
dcernst
opened
3 years ago
0
Add proof for Z_n being a group
#139
dcernst
opened
3 years ago
0
Reference coloring discussion from Chapter 2 in Chapter 3
#138
dcernst
closed
2 years ago
1
Add hint and/or discussion about largest/smallest group containing/contained in
#137
dcernst
closed
2 years ago
1
Clone is ill-defined
#136
dcernst
closed
2 years ago
1
Ditch double-subscript notation for words
#135
dcernst
closed
2 years ago
1
Retool Theorem 2.42 about unique solutions
#134
dcernst
closed
2 years ago
1
Include a figure of a labeled square
#133
dcernst
opened
3 years ago
0
Add mapping notation to definition of binary operation
#132
dcernst
closed
2 years ago
1
Add notation for identity in Spinpossible
#131
dcernst
opened
3 years ago
0
Add instructor guide
#130
dcernst
opened
3 years ago
0
Add Cayley diagram for A4
#129
dcernst
opened
3 years ago
2
Big Picture: do additional streamlining
#128
dcernst
opened
3 years ago
1
Add more examples of quotient process involving Cayley diagrams
#127
dcernst
closed
2 years ago
2
Look through Sklar and Macauley books for additional cool problems
#126
dcernst
opened
4 years ago
0
Add content about subgroups/subrings/ideals of quotients
#125
dcernst
opened
4 years ago
0
add comment about 0 being the notation for additive identity in rings
#124
dcernst
closed
2 years ago
1
add comment about convention in rings with mixed addition and multiplication
#123
dcernst
closed
2 years ago
1
Theorems 6.3 and 6.20 (Fall 2019) are duplicates
#122
dcernst
closed
3 years ago
1
Add diagrams for composition of cycles
#121
dcernst
closed
2 years ago
1
Add follow-ups to 4.46 and 4.48 (Fall 2019) about Z_n
#120
dcernst
closed
3 years ago
1
Add theorem that says Z_n is cyclic
#119
dcernst
closed
3 years ago
1
add some discussion about words forming equivalence classes
#118
dcernst
closed
4 years ago
1
Add some simple problems involving binary operations
#117
dcernst
closed
4 years ago
1
Paragraph at beginning of Binary Operations section is problematic
#116
dcernst
closed
5 years ago
1
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