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Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-snglinv | Structured version Visualization version Unicode version |
Description: Inverse of singletonization. (Contributed by BJ, 6-Oct-2018.) |
Ref | Expression |
---|---|
bj-snglinv | sngl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-snglc 32957 | . 2 sngl | |
2 | 1 | abbi2i 2738 | 1 sngl |
Colors of variables: wff setvar class |
Syntax hints: wceq 1483 wcel 1990 cab 2608 csn 4177 sngl bj-csngl 32953 |
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-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
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 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-v 3202 df-dif 3577 df-un 3579 df-nul 3916 df-sn 4178 df-pr 4180 df-bj-sngl 32954 |
This theorem is referenced by: bj-snglex 32961 bj-taginv 32974 |
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