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| Mirrors > Home > ILE Home > Th. List > qtopbasss | Unicode version | ||
| Description: The set of open intervals with endpoints in a subset forms a basis for a topology. (Contributed by Mario Carneiro, 17-Jun-2014.) (Revised by Jim Kingdon, 22-May-2023.) |
| Ref | Expression |
|---|---|
| qtopbas.1 |
|
| qtopbas.max |
|
| qtopbas.min |
|
| Ref | Expression |
|---|---|
| qtopbasss |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iooex 10099 |
. . 3
| |
| 2 | 1 | imaex 5082 |
. 2
|
| 3 | qtopbas.1 |
. . . . . . . . 9
| |
| 4 | 3 | sseli 3220 |
. . . . . . . 8
|
| 5 | 3 | sseli 3220 |
. . . . . . . 8
|
| 6 | 4, 5 | anim12i 338 |
. . . . . . 7
|
| 7 | 3 | sseli 3220 |
. . . . . . . 8
|
| 8 | 3 | sseli 3220 |
. . . . . . . 8
|
| 9 | 7, 8 | anim12i 338 |
. . . . . . 7
|
| 10 | iooinsup 11783 |
. . . . . . 7
| |
| 11 | 6, 9, 10 | syl2an 289 |
. . . . . 6
|
| 12 | qtopbas.max |
. . . . . . . . . . 11
| |
| 13 | 12 | rgen2a 2584 |
. . . . . . . . . 10
|
| 14 | preq12 3745 |
. . . . . . . . . . . . . 14
| |
| 15 | prcom 3742 |
. . . . . . . . . . . . . 14
| |
| 16 | 14, 15 | eqtrdi 2278 |
. . . . . . . . . . . . 13
|
| 17 | 16 | supeq1d 7150 |
. . . . . . . . . . . 12
|
| 18 | 17 | eleq1d 2298 |
. . . . . . . . . . 11
|
| 19 | 18 | rspc2gv 2919 |
. . . . . . . . . 10
|
| 20 | 13, 19 | mpi 15 |
. . . . . . . . 9
|
| 21 | 20 | ancoms 268 |
. . . . . . . 8
|
| 22 | qtopbas.min |
. . . . . . . . . 10
| |
| 23 | 22 | rgen2a 2584 |
. . . . . . . . 9
|
| 24 | preq12 3745 |
. . . . . . . . . . . 12
| |
| 25 | 24 | infeq1d 7175 |
. . . . . . . . . . 11
|
| 26 | 25 | eleq1d 2298 |
. . . . . . . . . 10
|
| 27 | 26 | rspc2gv 2919 |
. . . . . . . . 9
|
| 28 | 23, 27 | mpi 15 |
. . . . . . . 8
|
| 29 | df-ov 6003 |
. . . . . . . . 9
| |
| 30 | opelxpi 4750 |
. . . . . . . . . 10
| |
| 31 | ioof 10163 |
. . . . . . . . . . . 12
| |
| 32 | ffun 5475 |
. . . . . . . . . . . 12
| |
| 33 | 31, 32 | ax-mp 5 |
. . . . . . . . . . 11
|
| 34 | xpss12 4825 |
. . . . . . . . . . . . 13
| |
| 35 | 3, 3, 34 | mp2an 426 |
. . . . . . . . . . . 12
|
| 36 | 31 | fdmi 5480 |
. . . . . . . . . . . 12
|
| 37 | 35, 36 | sseqtrri 3259 |
. . . . . . . . . . 11
|
| 38 | funfvima2 5871 |
. . . . . . . . . . 11
| |
| 39 | 33, 37, 38 | mp2an 426 |
. . . . . . . . . 10
|
| 40 | 30, 39 | syl 14 |
. . . . . . . . 9
|
| 41 | 29, 40 | eqeltrid 2316 |
. . . . . . . 8
|
| 42 | 21, 28, 41 | syl2an 289 |
. . . . . . 7
|
| 43 | 42 | an4s 590 |
. . . . . 6
|
| 44 | 11, 43 | eqeltrd 2306 |
. . . . 5
|
| 45 | 44 | ralrimivva 2612 |
. . . 4
|
| 46 | 45 | rgen2a 2584 |
. . 3
|
| 47 | ffn 5472 |
. . . . . 6
| |
| 48 | 31, 47 | ax-mp 5 |
. . . . 5
|
| 49 | ineq1 3398 |
. . . . . . . 8
| |
| 50 | 49 | eleq1d 2298 |
. . . . . . 7
|
| 51 | 50 | ralbidv 2530 |
. . . . . 6
|
| 52 | 51 | ralima 5878 |
. . . . 5
|
| 53 | 48, 35, 52 | mp2an 426 |
. . . 4
|
| 54 | fveq2 5626 |
. . . . . . . . . 10
| |
| 55 | df-ov 6003 |
. . . . . . . . . 10
| |
| 56 | 54, 55 | eqtr4di 2280 |
. . . . . . . . 9
|
| 57 | 56 | ineq1d 3404 |
. . . . . . . 8
|
| 58 | 57 | eleq1d 2298 |
. . . . . . 7
|
| 59 | 58 | ralbidv 2530 |
. . . . . 6
|
| 60 | ineq2 3399 |
. . . . . . . . . 10
| |
| 61 | 60 | eleq1d 2298 |
. . . . . . . . 9
|
| 62 | 61 | ralima 5878 |
. . . . . . . 8
|
| 63 | 48, 35, 62 | mp2an 426 |
. . . . . . 7
|
| 64 | fveq2 5626 |
. . . . . . . . . . 11
| |
| 65 | df-ov 6003 |
. . . . . . . . . . 11
| |
| 66 | 64, 65 | eqtr4di 2280 |
. . . . . . . . . 10
|
| 67 | 66 | ineq2d 3405 |
. . . . . . . . 9
|
| 68 | 67 | eleq1d 2298 |
. . . . . . . 8
|
| 69 | 68 | ralxp 4864 |
. . . . . . 7
|
| 70 | 63, 69 | bitri 184 |
. . . . . 6
|
| 71 | 59, 70 | bitrdi 196 |
. . . . 5
|
| 72 | 71 | ralxp 4864 |
. . . 4
|
| 73 | 53, 72 | bitri 184 |
. . 3
|
| 74 | 46, 73 | mpbir 146 |
. 2
|
| 75 | fiinbas 14717 |
. 2
| |
| 76 | 2, 74, 75 | mp2an 426 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4198 ax-sep 4201 ax-nul 4209 ax-pow 4257 ax-pr 4292 ax-un 4523 ax-setind 4628 ax-iinf 4679 ax-cnex 8086 ax-resscn 8087 ax-1cn 8088 ax-1re 8089 ax-icn 8090 ax-addcl 8091 ax-addrcl 8092 ax-mulcl 8093 ax-mulrcl 8094 ax-addcom 8095 ax-mulcom 8096 ax-addass 8097 ax-mulass 8098 ax-distr 8099 ax-i2m1 8100 ax-0lt1 8101 ax-1rid 8102 ax-0id 8103 ax-rnegex 8104 ax-precex 8105 ax-cnre 8106 ax-pre-ltirr 8107 ax-pre-ltwlin 8108 ax-pre-lttrn 8109 ax-pre-apti 8110 ax-pre-ltadd 8111 ax-pre-mulgt0 8112 ax-pre-mulext 8113 ax-arch 8114 ax-caucvg 8115 |
| This theorem depends on definitions: df-bi 117 df-dc 840 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rmo 2516 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-nul 3492 df-if 3603 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3888 df-int 3923 df-iun 3966 df-br 4083 df-opab 4145 df-mpt 4146 df-tr 4182 df-id 4383 df-po 4386 df-iso 4387 df-iord 4456 df-on 4458 df-ilim 4459 df-suc 4461 df-iom 4682 df-xp 4724 df-rel 4725 df-cnv 4726 df-co 4727 df-dm 4728 df-rn 4729 df-res 4730 df-ima 4731 df-iota 5277 df-fun 5319 df-fn 5320 df-f 5321 df-f1 5322 df-fo 5323 df-f1o 5324 df-fv 5325 df-isom 5326 df-riota 5953 df-ov 6003 df-oprab 6004 df-mpo 6005 df-1st 6284 df-2nd 6285 df-recs 6449 df-frec 6535 df-sup 7147 df-inf 7148 df-pnf 8179 df-mnf 8180 df-xr 8181 df-ltxr 8182 df-le 8183 df-sub 8315 df-neg 8316 df-reap 8718 df-ap 8725 df-div 8816 df-inn 9107 df-2 9165 df-3 9166 df-4 9167 df-n0 9366 df-z 9443 df-uz 9719 df-rp 9846 df-xneg 9964 df-ioo 10084 df-seqfrec 10665 df-exp 10756 df-cj 11348 df-re 11349 df-im 11350 df-rsqrt 11504 df-abs 11505 df-bases 14711 |
| This theorem is referenced by: qtopbas 15190 retopbas 15191 |
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