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Related theorems Unicode version |
| Description: Implication of membership in a class difference. |
| Ref | Expression |
|---|---|
| eldifi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eldif 2109 |
. 2
| |
| 2 | 1 | pm3.26bi 320 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: difss 2219 tz7.7 3001 tfi 3207 peano5 3241 tz7.48-1 4257 tz7.49 4260 pssnn 4681 unblem1 4686 pwfilem 4713 inf3lem3 4760 acdc3lem 7697 acdc2lem1 7700 acdclem 7706 bcthlem33 8242 ablmul 8372 mulid 8373 effoi 9017 strlem1 10458 strlem3 10461 strlem4 10462 strlem5 10463 hstrlem3 10469 hstrlem4 10470 rcfpfillem3 11091 hscptsscld 11491 ist1-2 11603 fimax 11837 recms 12066 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 998 ax-gen 999 ax-8 1000 ax-10 1002 ax-12 1004 ax-17 1007 ax-4 1009 ax-5o 1011 ax-6o 1014 ax-9o 1159 ax-10o 1177 ax-16 1247 ax-11o 1255 ax-ext 1500 |
| This theorem depends on definitions: df-bi 145 df-an 223 df-ex 1017 df-sb 1209 df-clab 1506 df-cleq 1511 df-clel 1514 df-v 1858 df-dif 2101 |