Mathbox for BJ |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-bd0el | Unicode version |
Description: Boundedness of the formula "the empty set belongs to the setvar ". (Contributed by BJ, 30-Nov-2019.) |
Ref | Expression |
---|---|
bj-bd0el | BOUNDED |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bdeq0 14177 | . 2 BOUNDED | |
2 | 1 | bj-bdcel 14147 | 1 BOUNDED |
Colors of variables: wff set class |
Syntax hints: wcel 2146 c0 3420 BOUNDED wbd 14122 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-ext 2157 ax-bd0 14123 ax-bdim 14124 ax-bdn 14127 ax-bdal 14128 ax-bdex 14129 ax-bdeq 14130 |
This theorem depends on definitions: df-bi 117 df-tru 1356 df-fal 1359 df-nf 1459 df-sb 1761 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ral 2458 df-rex 2459 df-v 2737 df-dif 3129 df-in 3133 df-ss 3140 df-nul 3421 df-bdc 14151 |
This theorem is referenced by: bj-d0clsepcl 14235 bj-bdind 14240 |
Copyright terms: Public domain | W3C validator |