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Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-19.21t | Structured version Visualization version Unicode version |
Description: Proof of 19.21t 2073 from stdpc5t 32814. (Contributed by BJ, 15-Sep-2018.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
bj-19.21t |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | stdpc5t 32814 | . 2 | |
2 | 19.9t 2071 | . . . 4 | |
3 | 2 | imbi1d 331 | . . 3 |
4 | 19.38 1766 | . . 3 | |
5 | 3, 4 | syl6bir 244 | . 2 |
6 | 1, 5 | impbid 202 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wal 1481 wex 1704 wnf 1708 |
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-ex 1705 df-nf 1710 |
This theorem is referenced by: (None) |
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