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| Description: The equivalence relation for positive fractions exists. |
| Ref | Expression |
|---|---|
| enqex |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | niex 4996 |
. . . 4
| |
| 2 | 1, 1 | xpex 3257 |
. . 3
|
| 3 | 2, 2 | xpex 3257 |
. 2
|
| 4 | df-enq 5024 |
. . 3
| |
| 5 | opabssxp 3231 |
. . 3
| |
| 6 | 4, 5 | eqsstr 2089 |
. 2
|
| 7 | 3, 6 | ssexi 2717 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: addpipq 5041 mulpipq 5042 ordpipq 5043 1q 5044 addclpq 5045 mulclpq 5047 recmulpq 5057 ltexpq 5067 halfpq 5069 prlem934a 5124 prlem934 5126 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 961 ax-gen 962 ax-8 963 ax-10 965 ax-11 966 ax-12 967 ax-13 968 ax-14 969 ax-17 970 ax-4 972 ax-5o 974 ax-6o 977 ax-9o 1122 ax-10o 1139 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-sep 2700 ax-nul 2707 ax-pow 2739 ax-pr 2776 ax-un 2863 ax-inf2 4612 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 775 df-3an 776 df-ex 980 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1586 df-ral 1648 df-rex 1649 df-v 1810 df-dif 2047 df-un 2048 df-in 2049 df-ss 2051 df-nul 2279 df-if 2360 df-pw 2400 df-sn 2410 df-pr 2411 df-tp 2413 df-op 2414 df-uni 2501 df-br 2617 df-opab 2664 df-tr 2678 df-eprel 2829 df-po 2837 df-so 2847 df-fr 2914 df-we 2931 df-ord 2948 df-on 2949 df-lim 2950 df-suc 2951 df-om 3129 df-xp 3181 df-rel 3182 df-ni 4987 df-enq 5024 |