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| Mirrors > Home > MPE Home > Th. List > Mathboxes > colleq2 | Structured version Visualization version GIF version | ||
| Description: Equality theorem for the collection operation. (Contributed by Rohan Ridenour, 11-Aug-2023.) |
| Ref | Expression |
|---|---|
| colleq2 | ⊢ (𝐴 = 𝐵 → (𝐹 Coll 𝐴) = (𝐹 Coll 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqidd 2731 | . 2 ⊢ (𝐴 = 𝐵 → 𝐹 = 𝐹) | |
| 2 | id 22 | . 2 ⊢ (𝐴 = 𝐵 → 𝐴 = 𝐵) | |
| 3 | 1, 2 | colleq12d 44265 | 1 ⊢ (𝐴 = 𝐵 → (𝐹 Coll 𝐴) = (𝐹 Coll 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 Coll ccoll 44262 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2112 ax-9 2120 ax-ext 2702 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2067 df-clab 2709 df-cleq 2722 df-clel 2804 df-ral 3046 df-rex 3055 df-rab 3394 df-v 3436 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-nul 4282 df-if 4474 df-sn 4575 df-pr 4577 df-op 4581 df-iun 4941 df-br 5090 df-opab 5152 df-cnv 5622 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-scott 44248 df-coll 44263 |
| This theorem is referenced by: (None) |
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