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| Mirrors > Home > MPE Home > Th. List > 1eltp012 | Structured version Visualization version GIF version | ||
| Description: 1 is an element of {0, 1, 2}. (Contributed by Umit Teoman Dogan, 10-Jun-2026.) |
| Ref | Expression |
|---|---|
| 1eltp012 | ⊢ 1 ∈ {0, 1, 2} |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1ex 11230 | . 2 ⊢ 1 ∈ V | |
| 2 | 1 | tpid2 4734 | 1 ⊢ 1 ∈ {0, 1, 2} |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 {ctp 4591 0cc0 11127 1c1 11128 2c2 12322 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2734 ax-1cn 11185 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-tru 1573 df-ex 1813 df-sb 2100 df-clab 2741 df-cleq 2754 df-clel 2837 df-v 3455 df-un 3907 df-sn 4588 df-pr 4590 df-tp 4592 |
| This theorem is used by: s3rex 15023 wrdl3s3 15037 elcgrabasi 29250 wwlks2onv 30407 elwwlks2ons3im 30408 usgrwwlks2on 30412 umgrwwlks2on 30413 cyc3evpm 33577 prodfzo03 35098 circlevma 35137 circlemethhgt 35138 hgt750lemg 35149 hgt750lemb 35151 hgt750lema 35152 hgt750leme 35153 tgoldbachgtde 35155 tgoldbachgt 35158 usgrexmpl1tri 48928 usgrexmpl2nb0 48934 usgrexmpl2nb1 48935 usgrexmpl2nb2 48936 |
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