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| Mirrors > Home > MPE Home > Th. List > 0bits | Structured version Visualization version GIF version | ||
| Description: The bits of zero. (Contributed by Mario Carneiro, 6-Sep-2016.) |
| Ref | Expression |
|---|---|
| 0bits | ⊢ (bits‘0) = ∅ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | c0ex 11184 | . . . . . . 7 ⊢ 0 ∈ V | |
| 2 | 1 | snid 4622 | . . . . . 6 ⊢ 0 ∈ {0} |
| 3 | fzo01 13763 | . . . . . 6 ⊢ (0..^1) = {0} | |
| 4 | 2, 3 | eleqtrri 2862 | . . . . 5 ⊢ 0 ∈ (0..^1) |
| 5 | 2cn 12303 | . . . . . . 7 ⊢ 2 ∈ ℂ | |
| 6 | exp0 14088 | . . . . . . 7 ⊢ (2 ∈ ℂ → (2↑0) = 1) | |
| 7 | 5, 6 | ax-mp 5 | . . . . . 6 ⊢ (2↑0) = 1 |
| 8 | 7 | oveq2i 7407 | . . . . 5 ⊢ (0..^(2↑0)) = (0..^1) |
| 9 | 4, 8 | eleqtrri 2862 | . . . 4 ⊢ 0 ∈ (0..^(2↑0)) |
| 10 | 0z 12589 | . . . . 5 ⊢ 0 ∈ ℤ | |
| 11 | 0nn0 12506 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 12 | bitsfzo 16479 | . . . . 5 ⊢ ((0 ∈ ℤ ∧ 0 ∈ ℕ0) → (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0))) | |
| 13 | 10, 11, 12 | mp2an 702 | . . . 4 ⊢ (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0)) |
| 14 | 9, 13 | mpbi 232 | . . 3 ⊢ (bits‘0) ⊆ (0..^0) |
| 15 | fzo0 13699 | . . 3 ⊢ (0..^0) = ∅ | |
| 16 | 14, 15 | sseqtri 3985 | . 2 ⊢ (bits‘0) ⊆ ∅ |
| 17 | 0ss 4355 | . 2 ⊢ ∅ ⊆ (bits‘0) | |
| 18 | 16, 17 | eqssi 3953 | 1 ⊢ (bits‘0) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 = wceq 1561 ∈ wcel 2143 ⊆ wss 3905 ∅c0 4286 {csn 4583 ‘cfv 6521 (class class class)co 7396 ℂcc 11082 0cc0 11084 1c1 11085 2c2 12282 ℕ0cn0 12491 ℤcz 12578 ..^cfzo 13669 ↑cexp 14084 bitscbits 16463 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7718 ax-cnex 11140 ax-resscn 11141 ax-1cn 11142 ax-icn 11143 ax-addcl 11144 ax-addrcl 11145 ax-mulcl 11146 ax-mulrcl 11147 ax-mulcom 11148 ax-addass 11149 ax-mulass 11150 ax-distr 11151 ax-i2m1 11152 ax-1ne0 11153 ax-1rid 11154 ax-rnegex 11155 ax-rrecex 11156 ax-cnre 11157 ax-pre-lttri 11158 ax-pre-lttrn 11159 ax-pre-ltadd 11160 ax-pre-mulgt0 11161 ax-pre-sup 11162 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5102 df-opab 5164 df-mpt 5183 df-tr 5209 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-sup 9386 df-inf 9387 df-pnf 11229 df-mnf 11230 df-xr 11231 df-ltxr 11232 df-le 11233 df-sub 11427 df-neg 11428 df-div 11856 df-nn 12221 df-2 12290 df-n0 12492 df-z 12579 df-uz 12850 df-rp 13004 df-fz 13523 df-fzo 13670 df-fl 13812 df-seq 14025 df-exp 14085 df-dvds 16297 df-bits 16466 |
| This theorem is referenced by: m1bits 16484 sadcadd 16502 sadadd2 16504 bitsres 16517 smumullem 16536 eulerpartgbij 34671 eulerpartlemmf 34674 eulerpartlemgvv 34675 eulerpartlemgh 34677 |
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