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| Mirrors > Home > MPE Home > Th. List > decltc | Structured version Visualization version GIF version | ||
| Description: Comparing two decimal integers (unequal higher places). (Contributed by Mario Carneiro, 18-Feb-2014.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| declt.a | ⊢ 𝐴 ∈ ℕ0 |
| declt.b | ⊢ 𝐵 ∈ ℕ0 |
| decltc.c | ⊢ 𝐶 ∈ ℕ0 |
| decltc.d | ⊢ 𝐷 ∈ ℕ0 |
| decltc.s | ⊢ 𝐶 < ;10 |
| decltc.l | ⊢ 𝐴 < 𝐵 |
| Ref | Expression |
|---|---|
| decltc | ⊢ ;𝐴𝐶 < ;𝐵𝐷 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 10nn 12749 | . . 3 ⊢ ;10 ∈ ℕ | |
| 2 | declt.a | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 3 | declt.b | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
| 4 | decltc.c | . . 3 ⊢ 𝐶 ∈ ℕ0 | |
| 5 | decltc.d | . . 3 ⊢ 𝐷 ∈ ℕ0 | |
| 6 | decltc.s | . . 3 ⊢ 𝐶 < ;10 | |
| 7 | decltc.l | . . 3 ⊢ 𝐴 < 𝐵 | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | numltc 12760 | . 2 ⊢ ((;10 · 𝐴) + 𝐶) < ((;10 · 𝐵) + 𝐷) |
| 9 | dfdec10 12732 | . 2 ⊢ ;𝐴𝐶 = ((;10 · 𝐴) + 𝐶) | |
| 10 | dfdec10 12732 | . 2 ⊢ ;𝐵𝐷 = ((;10 · 𝐵) + 𝐷) | |
| 11 | 8, 9, 10 | 3brtr4i 5146 | 1 ⊢ ;𝐴𝐶 < ;𝐵𝐷 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 class class class wbr 5114 (class class class)co 7423 0cc0 11118 1c1 11119 + caddc 11121 · cmul 11123 < clt 11261 ℕ0cn0 12522 ;cdc 12729 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-er 8703 df-en 8953 df-dom 8954 df-sdom 8955 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 |
| This theorem is used by: declth 12764 3decltc 12767 2expltfac 17177 11prm 17200 13prm 17201 17prm 17202 19prm 17203 37prm 17206 43prm 17207 83prm 17208 317prm 17211 631prm 17212 2503prm 17225 4001prm 17230 log2ub 27151 bclbnd 27481 bpos1 27484 bposlem8 27492 9p10ne21 30858 hgt750lemd 35067 hgt750lem 35070 3lexlogpow5ineq1 42862 3lexlogpow5ineq2 42863 3lexlogpow2ineq1 42866 3lexlogpow5ineq5 42868 aks4d1p1 42884 fmtno4nprmfac193 48367 127prm 48392 tgoldbach 48623 |
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