| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 14552 | . 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 1542 〈“cs1 14547 |
| 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-ext 2709 |
| 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-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-iota 6446 df-fv 6498 df-s1 14548 |
| This theorem is referenced by: s1prc 14556 ccat1st1st 14580 swrds1 14618 swrdlsw 14619 reuccatpfxs1lem 14697 s2eqd 14814 s3eqd 14815 s4eqd 14816 s5eqd 14817 s6eqd 14818 s7eqd 14819 s8eqd 14820 frmdgsum 18819 psgnunilem5 19458 efgredlemc 19709 vrgpval 19731 vrgpinv 19733 frgpup2 19740 frgpup3lem 19741 pfx1s2 33012 pfxlsw2ccat 33023 ccatws1f1olast 33025 wrdpmtrlast 33167 1arithidomlem2 33609 iwrdsplit 34545 sseqval 34546 sseqf 34550 sseqp1 34553 signsvtn0 34728 signstfveq0 34735 mrsubcv 35706 |
| Copyright terms: Public domain | W3C validator |