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Mirrors > Home > MPE Home > Th. List > sbalv | Structured version Visualization version Unicode version |
Description: Quantify with new variable inside substitution. (Contributed by NM, 18-Aug-1993.) |
Ref | Expression |
---|---|
sbalv.1 |
Ref | Expression |
---|---|
sbalv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sbal 2462 | . 2 | |
2 | sbalv.1 | . . 3 | |
3 | 2 | albii 1747 | . 2 |
4 | 1, 3 | bitri 264 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wal 1481 wsb 1880 |
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-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 |
This theorem is referenced by: sbmo 2515 sbabel 2793 mo5f 29324 |
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