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Mirrors > Home > MPE Home > Th. List > Mathboxes > sbeqal2i | Structured version Visualization version Unicode version |
Description: If implies , then we can infer . (Contributed by Andrew Salmon, 3-Jun-2011.) |
Ref | Expression |
---|---|
sbeqal1i.1 |
Ref | Expression |
---|---|
sbeqal2i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sbeqal1i.1 | . . 3 | |
2 | 1 | sbeqal1i 38599 | . 2 |
3 | 2 | eqcomi 2631 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 |
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-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-ex 1705 df-nf 1710 df-sb 1881 df-cleq 2615 |
This theorem is referenced by: (None) |
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