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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-pprod | Structured version Visualization version Unicode version |
Description: Define the parallel product of two classes. Membership in this class is defined by pprodss4v 31991 and brpprod 31992. (Contributed by Scott Fenton, 11-Apr-2014.) |
Ref | Expression |
---|---|
df-pprod | pprod |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cA | . . 3 | |
2 | cB | . . 3 | |
3 | 1, 2 | cpprod 31938 | . 2 pprod |
4 | c1st 7166 | . . . . 5 | |
5 | cvv 3200 | . . . . . 6 | |
6 | 5, 5 | cxp 5112 | . . . . 5 |
7 | 4, 6 | cres 5116 | . . . 4 |
8 | 1, 7 | ccom 5118 | . . 3 |
9 | c2nd 7167 | . . . . 5 | |
10 | 9, 6 | cres 5116 | . . . 4 |
11 | 2, 10 | ccom 5118 | . . 3 |
12 | 8, 11 | ctxp 31937 | . 2 |
13 | 3, 12 | wceq 1483 | 1 pprod |
Colors of variables: wff setvar class |
This definition is referenced by: dfpprod2 31989 pprodss4v 31991 brpprod 31992 |
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