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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 11159 | . . . . . . 7 ⊢ 0 ∈ V | |
| 2 | 1 | snid 4611 | . . . . . 6 ⊢ 0 ∈ {0} |
| 3 | fzo01 13739 | . . . . . 6 ⊢ (0..^1) = {0} | |
| 4 | 2, 3 | eleqtrri 2851 | . . . . 5 ⊢ 0 ∈ (0..^1) |
| 5 | 2cn 12279 | . . . . . . 7 ⊢ 2 ∈ ℂ | |
| 6 | exp0 14064 | . . . . . . 7 ⊢ (2 ∈ ℂ → (2↑0) = 1) | |
| 7 | 5, 6 | ax-mp 5 | . . . . . 6 ⊢ (2↑0) = 1 |
| 8 | 7 | oveq2i 7392 | . . . . 5 ⊢ (0..^(2↑0)) = (0..^1) |
| 9 | 4, 8 | eleqtrri 2851 | . . . 4 ⊢ 0 ∈ (0..^(2↑0)) |
| 10 | 0z 12565 | . . . . 5 ⊢ 0 ∈ ℤ | |
| 11 | 0nn0 12482 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 12 | bitsfzo 16441 | . . . . 5 ⊢ ((0 ∈ ℤ ∧ 0 ∈ ℕ0) → (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0))) | |
| 13 | 10, 11, 12 | mp2an 700 | . . . 4 ⊢ (0 ∈ (0..^(2↑0)) ↔ (bits‘0) ⊆ (0..^0)) |
| 14 | 9, 13 | mpbi 232 | . . 3 ⊢ (bits‘0) ⊆ (0..^0) |
| 15 | fzo0 13675 | . . 3 ⊢ (0..^0) = ∅ | |
| 16 | 14, 15 | sseqtri 3975 | . 2 ⊢ (bits‘0) ⊆ ∅ |
| 17 | 0ss 4344 | . 2 ⊢ ∅ ⊆ (bits‘0) | |
| 18 | 16, 17 | eqssi 3943 | 1 ⊢ (bits‘0) = ∅ |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 = wceq 1550 ∈ wcel 2132 ⊆ wss 3895 ∅c0 4276 {csn 4572 ‘cfv 6506 (class class class)co 7381 ℂcc 11057 0cc0 11059 1c1 11060 2c2 12258 ℕ0cn0 12467 ℤcz 12554 ..^cfzo 13645 ↑cexp 14060 bitscbits 16425 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 ax-pre-sup 11137 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-iun 4941 df-br 5091 df-opab 5153 df-mpt 5172 df-tr 5198 df-id 5531 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-we 5591 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-pred 6273 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-riota 7338 df-ov 7384 df-oprab 7385 df-mpo 7386 df-om 7832 df-1st 7955 df-2nd 7956 df-frecs 8246 df-wrecs 8277 df-recs 8326 df-rdg 8365 df-er 8662 df-en 8913 df-dom 8914 df-sdom 8915 df-sup 9374 df-inf 9375 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 df-sub 11402 df-neg 11403 df-div 11831 df-nn 12197 df-2 12266 df-n0 12468 df-z 12555 df-uz 12826 df-rp 12980 df-fz 13499 df-fzo 13646 df-fl 13788 df-seq 14001 df-exp 14061 df-dvds 16259 df-bits 16428 |
| This theorem is referenced by: m1bits 16446 sadcadd 16464 sadadd2 16466 bitsres 16479 smumullem 16498 eulerpartgbij 34613 eulerpartlemmf 34616 eulerpartlemgvv 34617 eulerpartlemgh 34619 |
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