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| Mirrors > Home > ILE Home > Th. List > breq2i | Unicode version | ||
| Description: Equality inference for a binary relation. (Contributed by NM, 8-Feb-1996.) |
| Ref | Expression |
|---|---|
| breq1i.1 |
|
| Ref | Expression |
|---|---|
| breq2i |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breq1i.1 |
. 2
| |
| 2 | breq2 4135 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-un 3224 df-sn 3715 df-pr 3716 df-op 3718 df-br 4132 |
| This theorem is used by: breqtri 4156 en1 7090 snnen2og 7164 1nen2 7166 pm54.43 7542 caucvgprprlemval 8061 caucvgprprlemmu 8068 caucvgsr 8175 pitonnlem1 8218 lt0neg2 8804 le0neg2 8806 negap0 8966 recexaplem2 8988 recgt1 9235 crap0 9296 addltmul 9553 nn0lt10b 9737 nn0lt2 9738 3halfnz 9754 xlt0neg2 10258 xle0neg2 10260 iccshftr 10413 iccshftl 10415 iccdil 10417 icccntr 10419 fihashen1 11260 swrdccatin2 11523 pfxccat3 11528 cjap0 11695 abs00ap 11850 xrmaxiflemval 12041 mertenslem2 12328 mertensabs 12329 3dvdsdec 12657 3dvds2dec 12658 ndvdsi 12725 bitsfzo 12747 3prm 12931 prmfac1 12956 prm23lt5 13071 dec2dvds 13219 dec5dvds2 13221 prmlem0 13249 ballotfilem4 13299 efap1p 16005 sinhalfpilem 16018 sincosq1lem 16052 sincosq1sgn 16053 sincosq2sgn 16054 sincosq3sgn 16055 sincosq4sgn 16056 logrpap0b 16106 bposlem6 16316 gausslemma2dlem1a 16382 2lgsoddprmlem3 16435 konigsberglem4 16937 |
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