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Mirrors > Home > MPE Home > Th. List > txcmp | Structured version Visualization version Unicode version |
Description: The topological product of two compact spaces is compact. (Contributed by Mario Carneiro, 14-Sep-2014.) (Proof shortened 21-Mar-2015.) |
Ref | Expression |
---|---|
txcmp |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cmptop 21198 |
. . 3
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2 | cmptop 21198 |
. . 3
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3 | txtop 21372 |
. . 3
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4 | 1, 2, 3 | syl2an 494 |
. 2
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5 | eqid 2622 |
. . . . . 6
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6 | eqid 2622 |
. . . . . 6
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7 | simpll 790 |
. . . . . 6
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8 | simplr 792 |
. . . . . 6
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9 | elpwi 4168 |
. . . . . . 7
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10 | 9 | ad2antrl 764 |
. . . . . 6
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11 | 5, 6 | txuni 21395 |
. . . . . . . . 9
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12 | 1, 2, 11 | syl2an 494 |
. . . . . . . 8
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13 | 12 | adantr 481 |
. . . . . . 7
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14 | simprr 796 |
. . . . . . 7
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15 | 13, 14 | eqtrd 2656 |
. . . . . 6
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16 | 5, 6, 7, 8, 10, 15 | txcmplem2 21445 |
. . . . 5
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17 | 13 | eqeq1d 2624 |
. . . . . 6
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18 | 17 | rexbidv 3052 |
. . . . 5
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19 | 16, 18 | mpbid 222 |
. . . 4
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20 | 19 | expr 643 |
. . 3
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21 | 20 | ralrimiva 2966 |
. 2
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22 | eqid 2622 |
. . 3
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23 | 22 | iscmp 21191 |
. 2
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24 | 4, 21, 23 | sylanbrc 698 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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-rep 4771 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-3or 1038 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-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-int 4476 df-iun 4522 df-iin 4523 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 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-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-1st 7168 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-1o 7560 df-oadd 7564 df-er 7742 df-en 7956 df-dom 7957 df-fin 7959 df-topgen 16104 df-top 20699 df-topon 20716 df-bases 20750 df-cmp 21190 df-tx 21365 |
This theorem is referenced by: txcmpb 21447 txkgen 21455 ptcmpfi 21616 xkohmeo 21618 cnheiborlem 22753 |
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