Metamath Proof Explorer
Description: Define the class of all commutative semirings. (Contributed by metakunt, 4-Apr-2025)
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|
Ref |
Expression |
|
Assertion |
df-csring |
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Detailed syntax breakdown
Step |
Hyp |
Ref |
Expression |
0 |
|
ccsrg |
|
1 |
|
vf |
|
2 |
|
csrg |
|
3 |
|
cmgp |
|
4 |
1
|
cv |
|
5 |
4 3
|
cfv |
|
6 |
|
ccmn |
|
7 |
5 6
|
wcel |
|
8 |
7 1 2
|
crab |
|
9 |
0 8
|
wceq |
|