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Mirrors > Home > ILE Home > Th. List > zaddcllemneg | Unicode version |
Description: Lemma for zaddcl 9252. Special case in which is a positive integer. (Contributed by Jim Kingdon, 14-Mar-2020.) |
Ref | Expression |
---|---|
zaddcllemneg |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp2 993 | . . . . 5 | |
2 | 1 | recnd 7948 | . . . 4 |
3 | 2 | negnegd 8221 | . . 3 |
4 | 3 | oveq2d 5869 | . 2 |
5 | negeq 8112 | . . . . . . . 8 | |
6 | 5 | oveq2d 5869 | . . . . . . 7 |
7 | 6 | eleq1d 2239 | . . . . . 6 |
8 | 7 | imbi2d 229 | . . . . 5 |
9 | negeq 8112 | . . . . . . . 8 | |
10 | 9 | oveq2d 5869 | . . . . . . 7 |
11 | 10 | eleq1d 2239 | . . . . . 6 |
12 | 11 | imbi2d 229 | . . . . 5 |
13 | negeq 8112 | . . . . . . . 8 | |
14 | 13 | oveq2d 5869 | . . . . . . 7 |
15 | 14 | eleq1d 2239 | . . . . . 6 |
16 | 15 | imbi2d 229 | . . . . 5 |
17 | negeq 8112 | . . . . . . . 8 | |
18 | 17 | oveq2d 5869 | . . . . . . 7 |
19 | 18 | eleq1d 2239 | . . . . . 6 |
20 | 19 | imbi2d 229 | . . . . 5 |
21 | zcn 9217 | . . . . . . . 8 | |
22 | 21 | adantr 274 | . . . . . . 7 |
23 | 1cnd 7936 | . . . . . . 7 | |
24 | 22, 23 | negsubd 8236 | . . . . . 6 |
25 | peano2zm 9250 | . . . . . . 7 | |
26 | 25 | adantr 274 | . . . . . 6 |
27 | 24, 26 | eqeltrd 2247 | . . . . 5 |
28 | nncn 8886 | . . . . . . . . . . 11 | |
29 | 28 | ad2antrr 485 | . . . . . . . . . 10 |
30 | 1cnd 7936 | . . . . . . . . . 10 | |
31 | 29, 30 | negdi2d 8244 | . . . . . . . . 9 |
32 | 31 | oveq2d 5869 | . . . . . . . 8 |
33 | 22 | ad2antlr 486 | . . . . . . . . . 10 |
34 | 29 | negcld 8217 | . . . . . . . . . 10 |
35 | 33, 34, 30 | addsubassd 8250 | . . . . . . . . 9 |
36 | peano2zm 9250 | . . . . . . . . . 10 | |
37 | 36 | adantl 275 | . . . . . . . . 9 |
38 | 35, 37 | eqeltrrd 2248 | . . . . . . . 8 |
39 | 32, 38 | eqeltrd 2247 | . . . . . . 7 |
40 | 39 | exp31 362 | . . . . . 6 |
41 | 40 | a2d 26 | . . . . 5 |
42 | 8, 12, 16, 20, 27, 41 | nnind 8894 | . . . 4 |
43 | 42 | impcom 124 | . . 3 |
44 | 43 | 3impa 1189 | . 2 |
45 | 4, 44 | eqeltrrd 2248 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 w3a 973 wceq 1348 wcel 2141 (class class class)co 5853 cc 7772 cr 7773 c1 7775 caddc 7777 cmin 8090 cneg 8091 cn 8878 cz 9212 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-sep 4107 ax-pow 4160 ax-pr 4194 ax-un 4418 ax-setind 4521 ax-cnex 7865 ax-resscn 7866 ax-1cn 7867 ax-1re 7868 ax-icn 7869 ax-addcl 7870 ax-addrcl 7871 ax-mulcl 7872 ax-addcom 7874 ax-addass 7876 ax-distr 7878 ax-i2m1 7879 ax-0lt1 7880 ax-0id 7882 ax-rnegex 7883 ax-cnre 7885 ax-pre-ltirr 7886 ax-pre-ltwlin 7887 ax-pre-lttrn 7888 ax-pre-ltadd 7890 |
This theorem depends on definitions: df-bi 116 df-3or 974 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-reu 2455 df-rab 2457 df-v 2732 df-sbc 2956 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-uni 3797 df-int 3832 df-br 3990 df-opab 4051 df-id 4278 df-xp 4617 df-rel 4618 df-cnv 4619 df-co 4620 df-dm 4621 df-iota 5160 df-fun 5200 df-fv 5206 df-riota 5809 df-ov 5856 df-oprab 5857 df-mpo 5858 df-pnf 7956 df-mnf 7957 df-xr 7958 df-ltxr 7959 df-le 7960 df-sub 8092 df-neg 8093 df-inn 8879 df-n0 9136 df-z 9213 |
This theorem is referenced by: zaddcl 9252 |
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