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Mirrors > Home > MPE Home > Th. List > wunot | Structured version Visualization version Unicode version |
Description: A weak universe is closed under ordered triples. (Contributed by Mario Carneiro, 2-Jan-2017.) |
Ref | Expression |
---|---|
wun0.1 | WUni |
wunop.2 | |
wunop.3 | |
wunot.3 |
Ref | Expression |
---|---|
wunot |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ot 4186 | . 2 | |
2 | wun0.1 | . . 3 WUni | |
3 | wunop.2 | . . . 4 | |
4 | wunop.3 | . . . 4 | |
5 | 2, 3, 4 | wunop 9544 | . . 3 |
6 | wunot.3 | . . 3 | |
7 | 2, 5, 6 | wunop 9544 | . 2 |
8 | 1, 7 | syl5eqel 2705 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wcel 1990 cop 4183 cotp 4185 WUnicwun 9522 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-ot 4186 df-uni 4437 df-tr 4753 df-wun 9524 |
This theorem is referenced by: (None) |
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