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Mirrors > Home > MPE Home > Th. List > fthoppc | Structured version Visualization version Unicode version |
Description: The opposite functor of a faithful functor is also faithful. Proposition 3.43(c) in [Adamek] p. 39. (Contributed by Mario Carneiro, 27-Jan-2017.) |
Ref | Expression |
---|---|
fulloppc.o |
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fulloppc.p |
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fthoppc.f |
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Ref | Expression |
---|---|
fthoppc |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fulloppc.o |
. . 3
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2 | fulloppc.p |
. . 3
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3 | fthoppc.f |
. . . 4
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4 | fthfunc 15812 |
. . . . 5
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5 | 4 | ssbri 4445 |
. . . 4
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6 | 3, 5 | syl 17 |
. . 3
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7 | 1, 2, 6 | funcoppc 15780 |
. 2
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8 | eqid 2451 |
. . . . . 6
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9 | eqid 2451 |
. . . . . 6
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10 | eqid 2451 |
. . . . . 6
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11 | 3 | adantr 467 |
. . . . . 6
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12 | simprr 766 |
. . . . . 6
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13 | simprl 764 |
. . . . . 6
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14 | 8, 9, 10, 11, 12, 13 | fthf1 15822 |
. . . . 5
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15 | df-f1 5587 |
. . . . . 6
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16 | 15 | simprbi 466 |
. . . . 5
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17 | 14, 16 | syl 17 |
. . . 4
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18 | ovtpos 6988 |
. . . . . 6
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19 | 18 | cnveqi 5009 |
. . . . 5
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20 | 19 | funeqi 5602 |
. . . 4
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21 | 17, 20 | sylibr 216 |
. . 3
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22 | 21 | ralrimivva 2809 |
. 2
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23 | 1, 8 | oppcbas 15623 |
. . 3
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24 | 23 | isfth 15819 |
. 2
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25 | 7, 22, 24 | sylanbrc 670 |
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 1669 ax-4 1682 ax-5 1758 ax-6 1805 ax-7 1851 ax-8 1889 ax-9 1896 ax-10 1915 ax-11 1920 ax-12 1933 ax-13 2091 ax-ext 2431 ax-rep 4515 ax-sep 4525 ax-nul 4534 ax-pow 4581 ax-pr 4639 ax-un 6583 ax-cnex 9595 ax-resscn 9596 ax-1cn 9597 ax-icn 9598 ax-addcl 9599 ax-addrcl 9600 ax-mulcl 9601 ax-mulrcl 9602 ax-mulcom 9603 ax-addass 9604 ax-mulass 9605 ax-distr 9606 ax-i2m1 9607 ax-1ne0 9608 ax-1rid 9609 ax-rnegex 9610 ax-rrecex 9611 ax-cnre 9612 ax-pre-lttri 9613 ax-pre-lttrn 9614 ax-pre-ltadd 9615 ax-pre-mulgt0 9616 |
This theorem depends on definitions: df-bi 189 df-or 372 df-an 373 df-3or 986 df-3an 987 df-tru 1447 df-ex 1664 df-nf 1668 df-sb 1798 df-eu 2303 df-mo 2304 df-clab 2438 df-cleq 2444 df-clel 2447 df-nfc 2581 df-ne 2624 df-nel 2625 df-ral 2742 df-rex 2743 df-reu 2744 df-rmo 2745 df-rab 2746 df-v 3047 df-sbc 3268 df-csb 3364 df-dif 3407 df-un 3409 df-in 3411 df-ss 3418 df-pss 3420 df-nul 3732 df-if 3882 df-pw 3953 df-sn 3969 df-pr 3971 df-tp 3973 df-op 3975 df-uni 4199 df-iun 4280 df-br 4403 df-opab 4462 df-mpt 4463 df-tr 4498 df-eprel 4745 df-id 4749 df-po 4755 df-so 4756 df-fr 4793 df-we 4795 df-xp 4840 df-rel 4841 df-cnv 4842 df-co 4843 df-dm 4844 df-rn 4845 df-res 4846 df-ima 4847 df-pred 5380 df-ord 5426 df-on 5427 df-lim 5428 df-suc 5429 df-iota 5546 df-fun 5584 df-fn 5585 df-f 5586 df-f1 5587 df-fo 5588 df-f1o 5589 df-fv 5590 df-riota 6252 df-ov 6293 df-oprab 6294 df-mpt2 6295 df-om 6693 df-1st 6793 df-2nd 6794 df-tpos 6973 df-wrecs 7028 df-recs 7090 df-rdg 7128 df-er 7363 df-map 7474 df-ixp 7523 df-en 7570 df-dom 7571 df-sdom 7572 df-pnf 9677 df-mnf 9678 df-xr 9679 df-ltxr 9680 df-le 9681 df-sub 9862 df-neg 9863 df-nn 10610 df-2 10668 df-3 10669 df-4 10670 df-5 10671 df-6 10672 df-7 10673 df-8 10674 df-9 10675 df-10 10676 df-n0 10870 df-z 10938 df-dec 11052 df-ndx 15124 df-slot 15125 df-base 15126 df-sets 15127 df-hom 15214 df-cco 15215 df-cat 15574 df-cid 15575 df-oppc 15617 df-func 15763 df-fth 15810 |
This theorem is referenced by: ffthoppc 15829 fthepi 15833 |
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