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Mirrors > Home > ILE Home > Th. List > cnpf2 | Unicode version |
Description: A continuous function at point is a mapping. (Contributed by Mario Carneiro, 21-Aug-2015.) (Revised by Jim Kingdon, 28-Mar-2023.) |
Ref | Expression |
---|---|
cnpf2 | TopOn TopOn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp3 983 | . . 3 TopOn TopOn | |
2 | topontop 12181 | . . . . 5 TopOn | |
3 | cnprcl2k 12375 | . . . . 5 TopOn | |
4 | 2, 3 | syl3an2 1250 | . . . 4 TopOn TopOn |
5 | iscnp 12368 | . . . 4 TopOn TopOn | |
6 | 4, 5 | syld3an3 1261 | . . 3 TopOn TopOn |
7 | 1, 6 | mpbid 146 | . 2 TopOn TopOn |
8 | 7 | simpld 111 | 1 TopOn TopOn |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 w3a 962 wcel 1480 wral 2416 wrex 2417 wss 3071 cima 4542 wf 5119 cfv 5123 (class class class)co 5774 ctop 12164 TopOnctopon 12177 ccnp 12355 |
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 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-coll 4043 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-ral 2421 df-rex 2422 df-reu 2423 df-rab 2425 df-v 2688 df-sbc 2910 df-csb 3004 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-iun 3815 df-br 3930 df-opab 3990 df-mpt 3991 df-id 4215 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 df-iota 5088 df-fun 5125 df-fn 5126 df-f 5127 df-f1 5128 df-fo 5129 df-f1o 5130 df-fv 5131 df-ov 5777 df-oprab 5778 df-mpo 5779 df-1st 6038 df-2nd 6039 df-map 6544 df-top 12165 df-topon 12178 df-cnp 12358 |
This theorem is referenced by: iscnp4 12387 cnptopco 12391 cncnp2m 12400 cnptopresti 12407 lmtopcnp 12419 txcnp 12440 metcnpi3 12686 cnplimcim 12805 limccnpcntop 12813 limccnp2lem 12814 limccnp2cntop 12815 |
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