Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > enrex | Unicode version |
Description: The equivalence relation for signed reals exists. (Contributed by NM, 25-Jul-1995.) |
Ref | Expression |
---|---|
enrex |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | npex 7414 | . . . 4 | |
2 | 1, 1 | xpex 4719 | . . 3 |
3 | 2, 2 | xpex 4719 | . 2 |
4 | df-enr 7667 | . . 3 | |
5 | opabssxp 4678 | . . 3 | |
6 | 4, 5 | eqsstri 3174 | . 2 |
7 | 3, 6 | ssexi 4120 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wceq 1343 wex 1480 wcel 2136 cvv 2726 cop 3579 copab 4042 cxp 4602 (class class class)co 5842 cnp 7232 cpp 7234 cer 7237 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-coll 4097 ax-sep 4100 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-iinf 4565 |
This theorem depends on definitions: df-bi 116 df-3an 970 df-tru 1346 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-csb 3046 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-int 3825 df-iun 3868 df-br 3983 df-opab 4044 df-mpt 4045 df-id 4271 df-iom 4568 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 df-f1 5193 df-fo 5194 df-f1o 5195 df-fv 5196 df-qs 6507 df-ni 7245 df-nqqs 7289 df-inp 7407 df-enr 7667 |
This theorem is referenced by: addsrpr 7686 mulsrpr 7687 ltsrprg 7688 0r 7691 1sr 7692 m1r 7693 addclsr 7694 mulclsr 7695 recexgt0sr 7714 prsrcl 7725 ltpsrprg 7744 mappsrprg 7745 suplocsrlemb 7747 pitonnlem2 7788 pitonn 7789 pitore 7791 recnnre 7792 |
Copyright terms: Public domain | W3C validator |