Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > iscn2 | Structured version Visualization version Unicode version |
Description: The predicate " is a continuous function from topology to topology ." Definition of continuous function in [Munkres] p. 102. (Contributed by Mario Carneiro, 21-Aug-2015.) |
Ref | Expression |
---|---|
iscn.1 | |
iscn.2 |
Ref | Expression |
---|---|
iscn2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-cn 21031 | . . 3 | |
2 | 1 | elmpt2cl 6876 | . 2 |
3 | iscn.1 | . . . 4 | |
4 | 3 | toptopon 20722 | . . 3 TopOn |
5 | iscn.2 | . . . 4 | |
6 | 5 | toptopon 20722 | . . 3 TopOn |
7 | iscn 21039 | . . 3 TopOn TopOn | |
8 | 4, 6, 7 | syl2anb 496 | . 2 |
9 | 2, 8 | biadan2 674 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 wceq 1483 wcel 1990 wral 2912 crab 2916 cuni 4436 ccnv 5113 cima 5117 wf 5884 cfv 5888 (class class class)co 6650 cmap 7857 ctop 20698 TopOnctopon 20715 ccn 21028 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-map 7859 df-top 20699 df-topon 20716 df-cn 21031 |
This theorem is referenced by: cntop1 21044 cntop2 21045 cnf 21050 cnima 21069 cnco 21070 ptpjcn 21414 |
Copyright terms: Public domain | W3C validator |