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| Mirrors > Home > MPE Home > Th. List > dec0h | Structured version Visualization version GIF version | ||
| Description: Add a zero in the higher places. (Contributed by Mario Carneiro, 17-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| dec0u.1 | ⊢ 𝐴 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| dec0h | ⊢ 𝐴 = ;0𝐴 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 10nn0 12623 | . . 3 ⊢ ;10 ∈ ℕ0 | |
| 2 | dec0u.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 3 | 1, 2 | num0h 12617 | . 2 ⊢ 𝐴 = ((;10 · 0) + 𝐴) |
| 4 | dfdec10 12608 | . 2 ⊢ ;0𝐴 = ((;10 · 0) + 𝐴) | |
| 5 | 3, 4 | eqtr4i 2760 | 1 ⊢ 𝐴 = ;0𝐴 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∈ wcel 2113 (class class class)co 7356 0cc0 11024 1c1 11025 + caddc 11027 · cmul 11029 ℕ0cn0 12399 ;cdc 12605 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-ov 7359 df-om 7807 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-pnf 11166 df-mnf 11167 df-ltxr 11169 df-nn 12144 df-2 12206 df-3 12207 df-4 12208 df-5 12209 df-6 12210 df-7 12211 df-8 12212 df-9 12213 df-n0 12400 df-dec 12606 |
| This theorem is referenced by: declei 12641 decrmanc 12662 decrmac 12663 decaddi 12665 decaddci 12666 decmulnc 12672 dec5dvds2 16991 2exp16 17016 37prm 17046 43prm 17047 83prm 17048 139prm 17049 163prm 17050 317prm 17051 631prm 17052 1259lem1 17056 1259lem2 17057 1259lem3 17058 1259lem4 17059 1259lem5 17060 2503lem1 17062 2503lem2 17063 2503lem3 17064 2503prm 17065 4001lem1 17066 4001lem2 17067 4001lem3 17068 4001lem4 17069 log2ublem3 26912 log2ub 26913 1mhdrd 32946 hgt750lem2 34758 12gcd5e1 42196 60gcd7e1 42198 420gcd8e4 42199 60lcm7e420 42203 420lcm8e840 42204 3exp7 42246 3lexlogpow5ineq1 42247 3lexlogpow5ineq5 42253 aks4d1p1 42269 ex-decpmul 42503 wallispi2lem2 46258 139prmALT 47784 127prm 47787 nfermltl2rev 47931 |
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