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Mirrors > Home > MPE Home > Th. List > mapss | Structured version Visualization version GIF version |
Description: Subset inheritance for set exponentiation. Theorem 99 of [Suppes] p. 89. (Contributed by NM, 10-Dec-2003.) (Revised by Mario Carneiro, 26-Apr-2015.) |
Ref | Expression |
---|---|
mapss | ⊢ ((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) → (𝐴 ↑m 𝐶) ⊆ (𝐵 ↑m 𝐶)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elmapi 8438 | . . . . . 6 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝑓:𝐶⟶𝐴) | |
2 | 1 | adantl 485 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓:𝐶⟶𝐴) |
3 | simplr 768 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐴 ⊆ 𝐵) | |
4 | 2, 3 | fssd 6513 | . . . 4 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓:𝐶⟶𝐵) |
5 | simpll 766 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐵 ∈ 𝑉) | |
6 | elmapex 8437 | . . . . . . 7 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → (𝐴 ∈ V ∧ 𝐶 ∈ V)) | |
7 | 6 | simprd 499 | . . . . . 6 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝐶 ∈ V) |
8 | 7 | adantl 485 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐶 ∈ V) |
9 | 5, 8 | elmapd 8430 | . . . 4 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → (𝑓 ∈ (𝐵 ↑m 𝐶) ↔ 𝑓:𝐶⟶𝐵)) |
10 | 4, 9 | mpbird 260 | . . 3 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓 ∈ (𝐵 ↑m 𝐶)) |
11 | 10 | ex 416 | . 2 ⊢ ((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) → (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝑓 ∈ (𝐵 ↑m 𝐶))) |
12 | 11 | ssrdv 3898 | 1 ⊢ ((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) → (𝐴 ↑m 𝐶) ⊆ (𝐵 ↑m 𝐶)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2111 Vcvv 3409 ⊆ wss 3858 ⟶wf 6331 (class class class)co 7150 ↑m cmap 8416 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5169 ax-nul 5176 ax-pow 5234 ax-pr 5298 ax-un 7459 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-ral 3075 df-rex 3076 df-rab 3079 df-v 3411 df-sbc 3697 df-csb 3806 df-dif 3861 df-un 3863 df-in 3865 df-ss 3875 df-nul 4226 df-if 4421 df-pw 4496 df-sn 4523 df-pr 4525 df-op 4529 df-uni 4799 df-iun 4885 df-br 5033 df-opab 5095 df-mpt 5113 df-id 5430 df-xp 5530 df-rel 5531 df-cnv 5532 df-co 5533 df-dm 5534 df-rn 5535 df-res 5536 df-ima 5537 df-iota 6294 df-fun 6337 df-fn 6338 df-f 6339 df-fv 6343 df-ov 7153 df-oprab 7154 df-mpo 7155 df-1st 7693 df-2nd 7694 df-map 8418 |
This theorem is referenced by: mapdom1 8704 ssfin3ds 9790 ingru 10275 resspsrbas 20743 resspsradd 20744 resspsrmul 20745 plyss 24895 eulerpartlem1 31853 eulerpartlemn 31867 reprss 32116 poimirlem29 35366 poimirlem30 35367 poimirlem31 35368 poimirlem32 35369 poimir 35370 broucube 35371 diophrw 40073 diophin 40086 diophun 40087 eq0rabdioph 40090 eqrabdioph 40091 rabdiophlem1 40115 diophren 40127 k0004ss1 41227 ixpssmapc 42081 mapss2 42204 difmap 42206 inmap 42208 mapssbi 42212 iunmapss 42214 dvnprodlem2 42955 etransclem24 43266 etransclem25 43267 etransclem26 43268 etransclem28 43270 etransclem35 43277 etransclem37 43279 qndenserrnbllem 43302 qndenserrn 43307 hoissrrn 43554 hoissrrn2 43583 hspmbl 43634 opnvonmbllem2 43638 ovolval2lem 43648 ovolval2 43649 ovolval3 43652 ovolval4lem2 43655 ovnovollem3 43663 vonvolmbl 43666 smfmullem4 43792 |
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