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Mirrors > Home > MPE Home > Th. List > ex-rn | Structured version Visualization version GIF version |
Description: Example for df-rn 5600. Example by David A. Wheeler. (Contributed by Mario Carneiro, 7-May-2015.) |
Ref | Expression |
---|---|
ex-rn | ⊢ (𝐹 = {〈2, 6〉, 〈3, 9〉} → ran 𝐹 = {6, 9}) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rneq 5845 | . 2 ⊢ (𝐹 = {〈2, 6〉, 〈3, 9〉} → ran 𝐹 = ran {〈2, 6〉, 〈3, 9〉}) | |
2 | df-pr 4564 | . . . 4 ⊢ {〈2, 6〉, 〈3, 9〉} = ({〈2, 6〉} ∪ {〈3, 9〉}) | |
3 | 2 | rneqi 5846 | . . 3 ⊢ ran {〈2, 6〉, 〈3, 9〉} = ran ({〈2, 6〉} ∪ {〈3, 9〉}) |
4 | rnun 6049 | . . 3 ⊢ ran ({〈2, 6〉} ∪ {〈3, 9〉}) = (ran {〈2, 6〉} ∪ ran {〈3, 9〉}) | |
5 | 2nn 12046 | . . . . . . 7 ⊢ 2 ∈ ℕ | |
6 | 5 | elexi 3451 | . . . . . 6 ⊢ 2 ∈ V |
7 | 6 | rnsnop 6127 | . . . . 5 ⊢ ran {〈2, 6〉} = {6} |
8 | 3nn 12052 | . . . . . . 7 ⊢ 3 ∈ ℕ | |
9 | 8 | elexi 3451 | . . . . . 6 ⊢ 3 ∈ V |
10 | 9 | rnsnop 6127 | . . . . 5 ⊢ ran {〈3, 9〉} = {9} |
11 | 7, 10 | uneq12i 4095 | . . . 4 ⊢ (ran {〈2, 6〉} ∪ ran {〈3, 9〉}) = ({6} ∪ {9}) |
12 | df-pr 4564 | . . . 4 ⊢ {6, 9} = ({6} ∪ {9}) | |
13 | 11, 12 | eqtr4i 2769 | . . 3 ⊢ (ran {〈2, 6〉} ∪ ran {〈3, 9〉}) = {6, 9} |
14 | 3, 4, 13 | 3eqtri 2770 | . 2 ⊢ ran {〈2, 6〉, 〈3, 9〉} = {6, 9} |
15 | 1, 14 | eqtrdi 2794 | 1 ⊢ (𝐹 = {〈2, 6〉, 〈3, 9〉} → ran 𝐹 = {6, 9}) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∪ cun 3885 {csn 4561 {cpr 4563 〈cop 4567 ran crn 5590 ℕcn 11973 2c2 12028 3c3 12029 6c6 12032 9c9 12035 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 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 2709 ax-sep 5223 ax-nul 5230 ax-pr 5352 ax-un 7588 ax-1cn 10929 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-ov 7278 df-om 7713 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-nn 11974 df-2 12036 df-3 12037 |
This theorem is referenced by: (None) |
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