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Mirrors > Home > MPE Home > Th. List > op2nd | Structured version Visualization version GIF version |
Description: Extract the second member of an ordered pair. (Contributed by NM, 5-Oct-2004.) |
Ref | Expression |
---|---|
op1st.1 | ⊢ 𝐴 ∈ V |
op1st.2 | ⊢ 𝐵 ∈ V |
Ref | Expression |
---|---|
op2nd | ⊢ (2nd ‘〈𝐴, 𝐵〉) = 𝐵 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2ndval 7695 | . 2 ⊢ (2nd ‘〈𝐴, 𝐵〉) = ∪ ran {〈𝐴, 𝐵〉} | |
2 | op1st.1 | . . 3 ⊢ 𝐴 ∈ V | |
3 | op1st.2 | . . 3 ⊢ 𝐵 ∈ V | |
4 | 2, 3 | op2nda 6088 | . 2 ⊢ ∪ ran {〈𝐴, 𝐵〉} = 𝐵 |
5 | 1, 4 | eqtri 2847 | 1 ⊢ (2nd ‘〈𝐴, 𝐵〉) = 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1536 ∈ wcel 2113 Vcvv 3497 {csn 4570 〈cop 4576 ∪ cuni 4841 ran crn 5559 ‘cfv 6358 2nd c2nd 7691 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 ax-sep 5206 ax-nul 5213 ax-pow 5269 ax-pr 5333 ax-un 7464 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-mo 2621 df-eu 2653 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-ral 3146 df-rex 3147 df-rab 3150 df-v 3499 df-sbc 3776 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-nul 4295 df-if 4471 df-sn 4571 df-pr 4573 df-op 4577 df-uni 4842 df-br 5070 df-opab 5132 df-mpt 5150 df-id 5463 df-xp 5564 df-rel 5565 df-cnv 5566 df-co 5567 df-dm 5568 df-rn 5569 df-iota 6317 df-fun 6360 df-fv 6366 df-2nd 7693 |
This theorem is referenced by: op2ndd 7703 op2ndg 7705 2ndval2 7710 fo2ndres 7719 opreuopreu 7737 eloprabi 7764 fo2ndf 7820 f1o2ndf1 7821 seqomlem1 8089 seqomlem2 8090 xpmapenlem 8687 fseqenlem2 9454 axdc4lem 9880 iunfo 9964 archnq 10405 om2uzrdg 13327 uzrdgsuci 13331 fsum2dlem 15128 fprod2dlem 15337 ruclem8 15593 ruclem11 15596 eucalglt 15932 idfu2nd 17150 idfucl 17154 cofu2nd 17158 cofucl 17161 xpccatid 17441 prf2nd 17458 curf2ndf 17500 yonedalem22 17531 gaid 18432 2ndcctbss 22066 upxp 22234 uptx 22236 txkgen 22263 cnheiborlem 23561 ovollb2lem 24092 ovolctb 24094 ovoliunlem2 24107 ovolshftlem1 24113 ovolscalem1 24117 ovolicc1 24120 addsqnreup 26022 2sqreuop 26041 2sqreuopnn 26042 2sqreuoplt 26043 2sqreuopltb 26044 2sqreuopnnlt 26045 2sqreuopnnltb 26046 wlkswwlksf1o 27660 clwlkclwwlkfo 27790 ex-2nd 28227 cnnvs 28460 cnnvnm 28461 h2hsm 28755 h2hnm 28756 hhsssm 29038 hhssnm 29039 aciunf1lem 30410 eulerpartlemgvv 31638 eulerpartlemgh 31640 satfv0fvfmla0 32664 sategoelfvb 32670 prv1n 32682 msubff1 32807 msubvrs 32811 poimirlem17 34913 heiborlem7 35099 heiborlem8 35100 dvhvaddass 38237 dvhlveclem 38248 diblss 38310 pellexlem5 39436 pellex 39438 dvnprodlem1 42237 hoicvr 42837 hoicvrrex 42845 ovn0lem 42854 ovnhoilem1 42890 ovnlecvr2 42899 ovolval5lem2 42942 |
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