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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 11199 | . . . . . . 7 ⊢ 0 ∈ V | |
| 2 | 1 | snid 4627 | . . . . . 6 ⊢ 0 ∈ {0} |
| 3 | fzo01 13775 | . . . . . 6 ⊢ (0..^1) = {0} | |
| 4 | 2, 3 | eleqtrri 2860 | . . . . 5 ⊢ 0 ∈ (0..^1) |
| 5 | 2cn 12315 | . . . . . . 7 ⊢ 2 ∈ ℂ | |
| 6 | exp0 14100 | . . . . . . 7 ⊢ (2 ∈ ℂ → (2↑0) = 1) | |
| 7 | 5, 6 | ax-mp 5 | . . . . . 6 ⊢ (2↑0) = 1 |
| 8 | 7 | oveq2i 7421 | . . . . 5 ⊢ (0..^(2↑0)) = (0..^1) |
| 9 | 4, 8 | eleqtrri 2860 | . . . 4 ⊢ 0 ∈ (0..^(2↑0)) |
| 10 | 0z 12601 | . . . . 5 ⊢ 0 ∈ ℤ | |
| 11 | 0nn0 12518 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 12 | bitsfzo 16492 | . . . . 5 ⊢ ((0 ∈ ℤ ∧ 0 ∈ ℕ0) → (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0))) | |
| 13 | 10, 11, 12 | mp2an 704 | . . . 4 ⊢ (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0)) |
| 14 | 9, 13 | mpbi 233 | . . 3 ⊢ (bits‘0) ⊆ (0..^0) |
| 15 | fzo0 13711 | . . 3 ⊢ (0..^0) = ∅ | |
| 16 | 14, 15 | sseqtri 3984 | . 2 ⊢ (bits‘0) ⊆ ∅ |
| 17 | 0ss 4356 | . 2 ⊢ ∅ ⊆ (bits‘0) | |
| 18 | 16, 17 | eqssi 3952 | 1 ⊢ (bits‘0) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 = wceq 1568 ∈ wcel 2141 ⊆ wss 3904 ∅c0 4285 {csn 4588 ‘cfv 6536 (class class class)co 7410 ℂcc 11097 0cc0 11099 1c1 11100 2c2 12294 ℕ0cn0 12503 ℤcz 12590 ..^cfzo 13681 ↑cexp 14096 bitscbits 16476 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5256 ax-nul 5268 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-nf 1812 df-sb 2095 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-sup 9401 df-inf 9402 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-2 12302 df-n0 12504 df-z 12591 df-uz 12862 df-rp 13016 df-fz 13535 df-fzo 13682 df-fl 13824 df-seq 14037 df-exp 14097 df-dvds 16310 df-bits 16479 |
| This theorem is referenced by: m1bits 16497 sadcadd 16515 sadadd2 16517 bitsres 16530 smumullem 16549 eulerpartgbij 34728 eulerpartlemmf 34731 eulerpartlemgvv 34732 eulerpartlemgh 34734 |
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