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Related theorems Unicode version |
| Description: Conjunction with 0. |
| Ref | Expression |
|---|---|
| an0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-a 39 |
. 2
| |
| 2 | or1 96 |
. . . 4
| |
| 3 | df-f 41 |
. . . . . 6
| |
| 4 | 3 | con2 64 |
. . . . 5
|
| 5 | 4 | lor 66 |
. . . 4
|
| 6 | 2, 5, 4 | 3tr1 60 |
. . 3
|
| 7 | 6 | con2 64 |
. 2
|
| 8 | 1, 7 | ax-r2 35 |
1
|
| Colors of variables: term |
| Syntax hints: |
| This theorem is referenced by: an0r 101 1b 109 comm0 170 wwfh1 208 wwfh2 209 ska8 228 wfh1 405 wfh2 406 fh1 451 fh2 452 oml4 469 gsth 471 i3bi 478 lem4 493 ud3lem1a 548 ud3lem2 553 ud3lem3b 555 ud4lem1a 559 ud4lem1b 560 ud4lem2 564 ud5lem1a 568 ud5lem1b 569 ud5lem2 572 ud5lem3a 573 ud5lem3b 574 u2lemaa 583 u3lemaa 584 u4lemaa 585 u5lemaa 586 u3lemana 589 u4lemana 590 u5lemana 591 u3lemab 594 u4lemab 595 u5lemab 596 u1lemanb 597 u3lemanb 599 u4lemanb 600 u5lemanb 601 u2lemle2 698 u4lemle2 700 u5lemle2 701 u5lembi 707 u4lem6 750 u2lem8 764 u3lem13b 772 3vded21 799 mlalem 814 bi3 821 bi4 822 comanblem1 852 marsdenlem3 864 marsdenlem4 865 mlaconjo 868 mhcor1 870 oa3-2lema 958 oa3-1lem 962 oa3-2to2s 970 |
| This theorem was proved from axioms: ax-a1 29 ax-a2 30 ax-a4 32 ax-r1 34 ax-r2 35 ax-r4 36 ax-r5 37 |
| This theorem depends on definitions: df-a 39 df-t 40 df-f 41 |