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Mirrors > Home > ILE Home > Th. List > 3decltc | GIF version |
Description: Comparing two decimal integers with three "digits" (unequal higher places). (Contributed by AV, 15-Jun-2021.) (Revised by AV, 6-Sep-2021.) |
Ref | Expression |
---|---|
3decltc.a | ⊢ 𝐴 ∈ ℕ0 |
3decltc.b | ⊢ 𝐵 ∈ ℕ0 |
3decltc.c | ⊢ 𝐶 ∈ ℕ0 |
3decltc.d | ⊢ 𝐷 ∈ ℕ0 |
3decltc.e | ⊢ 𝐸 ∈ ℕ0 |
3decltc.f | ⊢ 𝐹 ∈ ℕ0 |
3decltc.3 | ⊢ 𝐴 < 𝐵 |
3decltc.1 | ⊢ 𝐶 < ;10 |
3decltc.2 | ⊢ 𝐸 < ;10 |
Ref | Expression |
---|---|
3decltc | ⊢ ;;𝐴𝐶𝐸 < ;;𝐵𝐷𝐹 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3decltc.a | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
2 | 3decltc.c | . . 3 ⊢ 𝐶 ∈ ℕ0 | |
3 | 1, 2 | deccl 9394 | . 2 ⊢ ;𝐴𝐶 ∈ ℕ0 |
4 | 3decltc.b | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
5 | 3decltc.d | . . 3 ⊢ 𝐷 ∈ ℕ0 | |
6 | 4, 5 | deccl 9394 | . 2 ⊢ ;𝐵𝐷 ∈ ℕ0 |
7 | 3decltc.e | . 2 ⊢ 𝐸 ∈ ℕ0 | |
8 | 3decltc.f | . 2 ⊢ 𝐹 ∈ ℕ0 | |
9 | 3decltc.2 | . 2 ⊢ 𝐸 < ;10 | |
10 | 3decltc.1 | . . 3 ⊢ 𝐶 < ;10 | |
11 | 3decltc.3 | . . 3 ⊢ 𝐴 < 𝐵 | |
12 | 1, 4, 2, 5, 10, 11 | decltc 9408 | . 2 ⊢ ;𝐴𝐶 < ;𝐵𝐷 |
13 | 3, 6, 7, 8, 9, 12 | decltc 9408 | 1 ⊢ ;;𝐴𝐶𝐸 < ;;𝐵𝐷𝐹 |
Colors of variables: wff set class |
Syntax hints: ∈ wcel 2148 class class class wbr 4002 0cc0 7808 1c1 7809 < clt 7988 ℕ0cn0 9172 ;cdc 9380 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4120 ax-pow 4173 ax-pr 4208 ax-un 4432 ax-setind 4535 ax-cnex 7899 ax-resscn 7900 ax-1cn 7901 ax-1re 7902 ax-icn 7903 ax-addcl 7904 ax-addrcl 7905 ax-mulcl 7906 ax-mulrcl 7907 ax-addcom 7908 ax-mulcom 7909 ax-addass 7910 ax-mulass 7911 ax-distr 7912 ax-i2m1 7913 ax-0lt1 7914 ax-1rid 7915 ax-0id 7916 ax-rnegex 7917 ax-precex 7918 ax-cnre 7919 ax-pre-ltirr 7920 ax-pre-ltwlin 7921 ax-pre-lttrn 7922 ax-pre-ltadd 7924 ax-pre-mulgt0 7925 |
This theorem depends on definitions: df-bi 117 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rab 2464 df-v 2739 df-sbc 2963 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3810 df-int 3845 df-br 4003 df-opab 4064 df-id 4292 df-xp 4631 df-rel 4632 df-cnv 4633 df-co 4634 df-dm 4635 df-iota 5177 df-fun 5217 df-fv 5223 df-riota 5828 df-ov 5875 df-oprab 5876 df-mpo 5877 df-pnf 7990 df-mnf 7991 df-xr 7992 df-ltxr 7993 df-le 7994 df-sub 8126 df-neg 8127 df-inn 8916 df-2 8974 df-3 8975 df-4 8976 df-5 8977 df-6 8978 df-7 8979 df-8 8980 df-9 8981 df-n0 9173 df-z 9250 df-dec 9381 |
This theorem is referenced by: (None) |
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