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Mirrors > Home > HSE Home > Th. List > ifchhv | Structured version Visualization version GIF version |
Description: Prove if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∈ Cℋ. (Contributed by David A. Wheeler, 8-Dec-2018.) (New usage is discouraged.) |
Ref | Expression |
---|---|
ifchhv | ⊢ if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∈ Cℋ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | helch 31066 | . 2 ⊢ ℋ ∈ Cℋ | |
2 | 1 | elimel 4598 | 1 ⊢ if(𝐴 ∈ Cℋ , 𝐴, ℋ) ∈ Cℋ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2099 ifcif 4529 ℋchba 30742 Cℋ cch 30752 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2167 ax-ext 2699 ax-rep 5285 ax-sep 5299 ax-nul 5306 ax-pow 5365 ax-pr 5429 ax-un 7740 ax-cnex 11195 ax-1cn 11197 ax-addcl 11199 ax-hilex 30822 ax-hfvadd 30823 ax-hv0cl 30826 ax-hfvmul 30828 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2530 df-eu 2559 df-clab 2706 df-cleq 2720 df-clel 2806 df-nfc 2881 df-ne 2938 df-ral 3059 df-rex 3068 df-reu 3374 df-rab 3430 df-v 3473 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4909 df-iun 4998 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5576 df-eprel 5582 df-po 5590 df-so 5591 df-fr 5633 df-we 5635 df-xp 5684 df-rel 5685 df-cnv 5686 df-co 5687 df-dm 5688 df-rn 5689 df-res 5690 df-ima 5691 df-pred 6305 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6500 df-fun 6550 df-fn 6551 df-f 6552 df-f1 6553 df-fo 6554 df-f1o 6555 df-fv 6556 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7871 df-2nd 7994 df-frecs 8287 df-wrecs 8318 df-recs 8392 df-rdg 8431 df-map 8847 df-nn 12244 df-hlim 30795 df-sh 31030 df-ch 31044 |
This theorem is referenced by: pjhth 31216 ococ 31229 pjoc1 31257 chincl 31322 chsscon3 31323 chjo 31338 chdmm1 31348 chjass 31356 pjoml3 31435 osum 31468 spansnj 31470 spansncv 31476 pjcjt2 31515 pjch 31517 pjopyth 31543 pjnorm 31547 pjpyth 31548 pjnel 31549 cvmd 32159 chrelat2 32193 cvexch 32197 mdsym 32235 |
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