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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-txp | Structured version Visualization version Unicode version |
Description: Define the tail cross of two classes. Membership in this class is defined by txpss3v 31985 and brtxp 31987. (Contributed by Scott Fenton, 31-Mar-2012.) |
Ref | Expression |
---|---|
df-txp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . 3 | |
2 | cB | . . 3 | |
3 | 1, 2 | ctxp 31937 | . 2 |
4 | c1st 7166 | . . . . . 6 | |
5 | cvv 3200 | . . . . . . 7 | |
6 | 5, 5 | cxp 5112 | . . . . . 6 |
7 | 4, 6 | cres 5116 | . . . . 5 |
8 | 7 | ccnv 5113 | . . . 4 |
9 | 8, 1 | ccom 5118 | . . 3 |
10 | c2nd 7167 | . . . . . 6 | |
11 | 10, 6 | cres 5116 | . . . . 5 |
12 | 11 | ccnv 5113 | . . . 4 |
13 | 12, 2 | ccom 5118 | . . 3 |
14 | 9, 13 | cin 3573 | . 2 |
15 | 3, 14 | wceq 1483 | 1 |
Colors of variables: wff setvar class |
This definition is referenced by: txpss3v 31985 brtxp 31987 dfpprod2 31989 |
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