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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 7923 | . 2 ⊢ (2nd ‘〈𝐴, 𝐵〉) = ∪ ran {〈𝐴, 𝐵〉} | |
2 | op1st.1 | . . 3 ⊢ 𝐴 ∈ V | |
3 | op1st.2 | . . 3 ⊢ 𝐵 ∈ V | |
4 | 2, 3 | op2nda 6180 | . 2 ⊢ ∪ ran {〈𝐴, 𝐵〉} = 𝐵 |
5 | 1, 4 | eqtri 2764 | 1 ⊢ (2nd ‘〈𝐴, 𝐵〉) = 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1541 ∈ wcel 2106 Vcvv 3445 {csn 4586 〈cop 4592 ∪ cuni 4865 ran crn 5634 ‘cfv 6496 2nd c2nd 7919 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-sep 5256 ax-nul 5263 ax-pr 5384 ax-un 7671 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ral 3065 df-rex 3074 df-rab 3408 df-v 3447 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-nul 4283 df-if 4487 df-sn 4587 df-pr 4589 df-op 4593 df-uni 4866 df-br 5106 df-opab 5168 df-mpt 5189 df-id 5531 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-iota 6448 df-fun 6498 df-fv 6504 df-2nd 7921 |
This theorem is referenced by: op2ndd 7931 op2ndg 7933 2ndval2 7938 fo2ndres 7947 opreuopreu 7965 eloprabi 7994 fo2ndf 8052 f1o2ndf1 8053 seqomlem1 8395 seqomlem2 8396 xpmapenlem 9087 fseqenlem2 9960 axdc4lem 10390 iunfo 10474 archnq 10915 om2uzrdg 13860 uzrdgsuci 13864 fsum2dlem 15654 fprod2dlem 15862 ruclem8 16118 ruclem11 16121 eucalglt 16460 idfu2nd 17762 idfucl 17766 cofu2nd 17770 cofucl 17773 xpccatid 18075 prf2nd 18092 curf2ndf 18135 yonedalem22 18166 gaid 19077 2ndcctbss 22804 upxp 22972 uptx 22974 txkgen 23001 cnheiborlem 24315 ovollb2lem 24850 ovolctb 24852 ovoliunlem2 24865 ovolshftlem1 24871 ovolscalem1 24875 ovolicc1 24878 addsqnreup 26789 2sqreuop 26808 2sqreuopnn 26809 2sqreuoplt 26810 2sqreuopltb 26811 2sqreuopnnlt 26812 2sqreuopnnltb 26813 wlkswwlksf1o 28822 clwlkclwwlkfo 28951 ex-2nd 29387 cnnvs 29620 cnnvnm 29621 h2hsm 29915 h2hnm 29916 hhsssm 30198 hhssnm 30199 2ndimaxp 31561 2ndresdju 31563 aciunf1lem 31576 gsumpart 31892 eulerpartlemgvv 32967 eulerpartlemgh 32969 satfv0fvfmla0 33998 sategoelfvb 34004 prv1n 34016 msubff1 34141 msubvrs 34145 poimirlem17 36086 heiborlem7 36267 heiborlem8 36268 dvhvaddass 39551 dvhlveclem 39562 diblss 39624 pellexlem5 41134 pellex 41136 dvnprodlem1 44159 hoicvr 44761 hoicvrrex 44769 ovn0lem 44778 ovnhoilem1 44814 ovnlecvr2 44823 ovolval5lem2 44866 |
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