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| Mirrors > Home > MPE Home > Th. List > mptrabex | Structured version Visualization version GIF version | ||
| Description: If the domain of a function given by maps-to notation is a class abstraction based on a set, the function is a set. (Contributed by AV, 16-Jul-2019.) (Revised by AV, 26-Mar-2021.) |
| Ref | Expression |
|---|---|
| mptrabex.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| mptrabex | ⊢ (𝑥 ∈ {𝑦 ∈ 𝐴 ∣ 𝜑} ↦ 𝐵) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mptrabex.1 | . . 3 ⊢ 𝐴 ∈ V | |
| 2 | 1 | rabex 5280 | . 2 ⊢ {𝑦 ∈ 𝐴 ∣ 𝜑} ∈ V |
| 3 | 2 | mptex 7178 | 1 ⊢ (𝑥 ∈ {𝑦 ∈ 𝐴 ∣ 𝜑} ↦ 𝐵) ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 {crab 3389 Vcvv 3429 ↦ cmpt 5166 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pr 5375 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 |
| This theorem is referenced by: odzval 16762 pmtrfval 19425 dmdprd 19975 dprdval 19980 psrlidm 21940 psrass23l 21945 psrass23 21947 mplsubrg 21983 mplmonmul 22014 mplbas2 22020 fusgrfis 29399 wlksnwwlknvbij 29976 clwwlkvbij 30183 psrmonmul 33694 sitgval 34476 fwddifnval 36345 diafval 41477 dicfval 41621 |
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