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Mirrors > Home > MPE Home > Th. List > s1eqd | Structured version Visualization version GIF version |
Description: Equality theorem for a singleton word. (Contributed by Mario Carneiro, 26-Feb-2016.) |
Ref | Expression |
---|---|
s1eqd.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
Ref | Expression |
---|---|
s1eqd | ⊢ (𝜑 → 〈“𝐴”〉 = 〈“𝐵”〉) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | s1eqd.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
2 | s1eq 13233 | . 2 ⊢ (𝐴 = 𝐵 → 〈“𝐴”〉 = 〈“𝐵”〉) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → 〈“𝐴”〉 = 〈“𝐵”〉) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1475 〈“cs1 13149 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-rex 2902 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-br 4584 df-iota 5768 df-fv 5812 df-s1 13157 |
This theorem is referenced by: swrds1 13303 swrdlsw 13304 swrdccatwrd 13320 s2eqd 13459 s3eqd 13460 s4eqd 13461 s5eqd 13462 s6eqd 13463 s7eqd 13464 s8eqd 13465 frmdgsum 17222 psgnunilem5 17737 efgredlemc 17981 vrgpval 18003 vrgpinv 18005 frgpup2 18012 frgpup3lem 18013 iwrdsplit 29776 sseqval 29777 sseqf 29781 sseqp1 29784 signsvtn0 29973 signstfveq0 29980 mrsubcv 30661 reuccatpfxs1lem 40296 reuccatpfxs1 40297 |
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