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Mirrors > Home > MPE Home > Th. List > Mathboxes > axextprim | Structured version Visualization version Unicode version |
Description: ax-ext 2602 without distinct variable conditions or defined symbols. (Contributed by Scott Fenton, 13-Oct-2010.) |
Ref | Expression |
---|---|
axextprim |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | axextnd 9413 | . 2 | |
2 | dfbi2 660 | . . . . . 6 | |
3 | 2 | imbi1i 339 | . . . . 5 |
4 | impexp 462 | . . . . 5 | |
5 | 3, 4 | bitri 264 | . . . 4 |
6 | 5 | exbii 1774 | . . 3 |
7 | df-ex 1705 | . . 3 | |
8 | 6, 7 | bitri 264 | . 2 |
9 | 1, 8 | mpbi 220 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wi 4 wb 196 wa 384 wal 1481 wex 1704 |
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-8 1992 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-tru 1486 df-ex 1705 df-nf 1710 df-cleq 2615 df-clel 2618 df-nfc 2753 |
This theorem is referenced by: (None) |
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