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| Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-ceqsalt0 | Structured version Visualization version Unicode version | ||
| Description: The FOL content of ceqsalt 3228. Lemma for bj-ceqsalt 32875 and bj-ceqsaltv 32876. (Contributed by BJ, 26-Sep-2019.) (Proof modification is discouraged.) |
| Ref | Expression |
|---|---|
| bj-ceqsalt0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp3 1063 |
. . 3
| |
| 2 | biimp 205 |
. . . . . . 7
| |
| 3 | 2 | imim3i 64 |
. . . . . 6
|
| 4 | 3 | al2imi 1743 |
. . . . 5
|
| 5 | 4 | 3ad2ant2 1083 |
. . . 4
|
| 6 | 19.23t 2079 |
. . . . 5
| |
| 7 | 6 | 3ad2ant1 1082 |
. . . 4
|
| 8 | 5, 7 | sylibd 229 |
. . 3
|
| 9 | 1, 8 | mpid 44 |
. 2
|
| 10 | biimpr 210 |
. . . . . . 7
| |
| 11 | 10 | imim2i 16 |
. . . . . 6
|
| 12 | 11 | com23 86 |
. . . . 5
|
| 13 | 12 | alimi 1739 |
. . . 4
|
| 14 | 13 | 3ad2ant2 1083 |
. . 3
|
| 15 | 19.21t 2073 |
. . . 4
| |
| 16 | 15 | 3ad2ant1 1082 |
. . 3
|
| 17 | 14, 16 | mpbid 222 |
. 2
|
| 18 | 9, 17 | impbid 202 |
1
|
| Colors of variables: wff setvar class |
| Syntax hints: |
| 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-12 2047 |
| This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-ex 1705 df-nf 1710 |
| This theorem is referenced by: bj-ceqsalt 32875 bj-ceqsaltv 32876 bj-ceqsalg0 32877 |
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