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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 8595 | . . . . . 6 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝑓:𝐶⟶𝐴) | |
2 | 1 | adantl 481 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓:𝐶⟶𝐴) |
3 | simplr 765 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐴 ⊆ 𝐵) | |
4 | 2, 3 | fssd 6602 | . . . 4 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓:𝐶⟶𝐵) |
5 | simpll 763 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐵 ∈ 𝑉) | |
6 | elmapex 8594 | . . . . . . 7 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → (𝐴 ∈ V ∧ 𝐶 ∈ V)) | |
7 | 6 | simprd 495 | . . . . . 6 ⊢ (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝐶 ∈ V) |
8 | 7 | adantl 481 | . . . . 5 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝐶 ∈ V) |
9 | 5, 8 | elmapd 8587 | . . . 4 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → (𝑓 ∈ (𝐵 ↑m 𝐶) ↔ 𝑓:𝐶⟶𝐵)) |
10 | 4, 9 | mpbird 256 | . . 3 ⊢ (((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) ∧ 𝑓 ∈ (𝐴 ↑m 𝐶)) → 𝑓 ∈ (𝐵 ↑m 𝐶)) |
11 | 10 | ex 412 | . 2 ⊢ ((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) → (𝑓 ∈ (𝐴 ↑m 𝐶) → 𝑓 ∈ (𝐵 ↑m 𝐶))) |
12 | 11 | ssrdv 3923 | 1 ⊢ ((𝐵 ∈ 𝑉 ∧ 𝐴 ⊆ 𝐵) → (𝐴 ↑m 𝐶) ⊆ (𝐵 ↑m 𝐶)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2108 Vcvv 3422 ⊆ wss 3883 ⟶wf 6414 (class class class)co 7255 ↑m cmap 8573 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-fv 6426 df-ov 7258 df-oprab 7259 df-mpo 7260 df-1st 7804 df-2nd 7805 df-map 8575 |
This theorem is referenced by: mapdom1 8878 ssfin3ds 10017 ingru 10502 resspsrbas 21094 resspsradd 21095 resspsrmul 21096 plyss 25265 eulerpartlem1 32234 eulerpartlemn 32248 reprss 32497 poimirlem29 35733 poimirlem30 35734 poimirlem31 35735 poimirlem32 35736 poimir 35737 broucube 35738 diophrw 40497 diophin 40510 diophun 40511 eq0rabdioph 40514 eqrabdioph 40515 rabdiophlem1 40539 diophren 40551 k0004ss1 41650 ixpssmapc 42511 mapss2 42634 difmap 42636 inmap 42638 mapssbi 42642 iunmapss 42644 dvnprodlem2 43378 etransclem24 43689 etransclem25 43690 etransclem26 43691 etransclem28 43693 etransclem35 43700 etransclem37 43702 qndenserrnbllem 43725 qndenserrn 43730 hoissrrn 43977 hoissrrn2 44006 hspmbl 44057 opnvonmbllem2 44061 ovolval2lem 44071 ovolval2 44072 ovolval3 44075 ovolval4lem2 44078 ovnovollem3 44086 vonvolmbl 44089 smfmullem4 44215 |
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