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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-nacs | Structured version Visualization version Unicode version |
Description: Define a closure system of Noetherian type (not standard terminology) as an algebraic system where all closed sets are finitely generated. (Contributed by Stefan O'Rear, 4-Apr-2015.) |
Ref | Expression |
---|---|
df-nacs | NoeACS ACS mrCls |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnacs 37265 | . 2 NoeACS | |
2 | vx | . . 3 | |
3 | cvv 3200 | . . 3 | |
4 | vs | . . . . . . . 8 | |
5 | 4 | cv 1482 | . . . . . . 7 |
6 | vg | . . . . . . . . 9 | |
7 | 6 | cv 1482 | . . . . . . . 8 |
8 | vc | . . . . . . . . . 10 | |
9 | 8 | cv 1482 | . . . . . . . . 9 |
10 | cmrc 16243 | . . . . . . . . 9 mrCls | |
11 | 9, 10 | cfv 5888 | . . . . . . . 8 mrCls |
12 | 7, 11 | cfv 5888 | . . . . . . 7 mrCls |
13 | 5, 12 | wceq 1483 | . . . . . 6 mrCls |
14 | 2 | cv 1482 | . . . . . . . 8 |
15 | 14 | cpw 4158 | . . . . . . 7 |
16 | cfn 7955 | . . . . . . 7 | |
17 | 15, 16 | cin 3573 | . . . . . 6 |
18 | 13, 6, 17 | wrex 2913 | . . . . 5 mrCls |
19 | 18, 4, 9 | wral 2912 | . . . 4 mrCls |
20 | cacs 16245 | . . . . 5 ACS | |
21 | 14, 20 | cfv 5888 | . . . 4 ACS |
22 | 19, 8, 21 | crab 2916 | . . 3 ACS mrCls |
23 | 2, 3, 22 | cmpt 4729 | . 2 ACS mrCls |
24 | 1, 23 | wceq 1483 | 1 NoeACS ACS mrCls |
Colors of variables: wff setvar class |
This definition is referenced by: isnacs 37267 |
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