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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 12760 | . . 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 12771 | . 2 ⊢ ((;10 · 𝐴) + 𝐶) < ((;10 · 𝐵) + 𝐷) |
| 9 | dfdec10 12743 | . 2 ⊢ ;𝐴𝐶 = ((;10 · 𝐴) + 𝐶) | |
| 10 | dfdec10 12743 | . 2 ⊢ ;𝐵𝐷 = ((;10 · 𝐵) + 𝐷) | |
| 11 | 8, 9, 10 | 3brtr4i 5139 | 1 ⊢ ;𝐴𝐶 < ;𝐵𝐷 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 class class class wbr 5107 (class class class)co 7417 0cc0 11128 1c1 11129 + caddc 11131 · cmul 11133 < clt 11271 ℕ0cn0 12532 ;cdc 12740 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-addrcl 11189 ax-mulcl 11190 ax-mulrcl 11191 ax-mulcom 11192 ax-addass 11193 ax-mulass 11194 ax-distr 11195 ax-i2m1 11196 ax-1ne0 11197 ax-1rid 11198 ax-rnegex 11199 ax-rrecex 11200 ax-cnre 11201 ax-pre-lttri 11202 ax-pre-lttrn 11203 ax-pre-ltadd 11204 ax-pre-mulgt0 11205 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7374 df-ov 7420 df-oprab 7421 df-mpo 7422 df-om 7867 df-2nd 7991 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-er 8700 df-en 8957 df-dom 8958 df-sdom 8959 df-pnf 11273 df-mnf 11274 df-xr 11275 df-ltxr 11276 df-le 11277 df-sub 11471 df-neg 11472 df-nn 12262 df-2 12331 df-3 12332 df-4 12333 df-5 12334 df-6 12335 df-7 12336 df-8 12337 df-9 12338 df-n0 12533 df-z 12620 df-dec 12741 |
| This theorem is used by: declth 12775 3decltc 12778 2expltfac 17190 11prm 17213 13prm 17214 17prm 17215 19prm 17216 37prm 17219 43prm 17220 83prm 17221 317prm 17224 631prm 17225 2503prm 17238 4001prm 17243 log2ub 27194 bclbnd 27524 bpos1 27527 bposlem8 27535 9p10ne21 30958 hgt750lemd 35164 hgt750lem 35167 3lexlogpow5ineq1 42928 3lexlogpow5ineq2 42929 3lexlogpow2ineq1 42932 3lexlogpow5ineq5 42934 aks4d1p1 42950 fmtno4nprmfac193 48485 127prm 48510 tgoldbach 48741 |
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