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| Description: Lemma for osum 5538. |
| Ref | Expression |
|---|---|
| osumlem1.1 | ⊢ A ∈ Cℋ |
| osumlem1.2 | ⊢ B ∈ Cℋ |
| osumlem1.3 | ⊢ B ⊆ (⊥ ‘A) |
| osumlem1.4 | ⊢ (φ ↔ (((C ∈ A ∧ D ∈ B) ∧ R = (C +v D)) ∧ ((x ∈ A ∧ y ∈ (⊥ ‘A)) ∧ z = (x +v y)))) |
| Ref | Expression |
|---|---|
| osumlem1 | ⊢ (φ → (((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R ∈ ℋ ) ∧ ((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z ∈ ℋ ))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | osumlem1.4 | . 2 ⊢ (φ ↔ (((C ∈ A ∧ D ∈ B) ∧ R = (C +v D)) ∧ ((x ∈ A ∧ y ∈ (⊥ ‘A)) ∧ z = (x +v y)))) | |
| 2 | eleq1 1149 | . . . . . . 7 ⊢ (R = (C +v D) → (R ∈ ℋ ↔ (C +v D) ∈ ℋ )) | |
| 3 | ax-hvaddcl 4984 | . . . . . . 7 ⊢ ((C ∈ ℋ ∧ D ∈ ℋ ) → (C +v D) ∈ ℋ ) | |
| 4 | 2, 3 | syl5bir 184 | . . . . . 6 ⊢ (R = (C +v D) → ((C ∈ ℋ ∧ D ∈ ℋ ) → R ∈ ℋ )) |
| 5 | 4 | com12 13 | . . . . 5 ⊢ ((C ∈ ℋ ∧ D ∈ ℋ ) → (R = (C +v D) → R ∈ ℋ )) |
| 6 | 5 | imdistani 340 | . . . 4 ⊢ (((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R = (C +v D)) → ((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R ∈ ℋ )) |
| 7 | osumlem1.1 | . . . . . 6 ⊢ A ∈ Cℋ | |
| 8 | 7 | chel 5137 | . . . . 5 ⊢ (C ∈ A → C ∈ ℋ ) |
| 9 | osumlem1.2 | . . . . . 6 ⊢ B ∈ Cℋ | |
| 10 | 9 | chel 5137 | . . . . 5 ⊢ (D ∈ B → D ∈ ℋ ) |
| 11 | 8, 10 | anim12i 268 | . . . 4 ⊢ ((C ∈ A ∧ D ∈ B) → (C ∈ ℋ ∧ D ∈ ℋ )) |
| 12 | 6, 11 | sylan 343 | . . 3 ⊢ (((C ∈ A ∧ D ∈ B) ∧ R = (C +v D)) → ((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R ∈ ℋ )) |
| 13 | eleq1 1149 | . . . . . . 7 ⊢ (z = (x +v y) → (z ∈ ℋ ↔ (x +v y) ∈ ℋ )) | |
| 14 | ax-hvaddcl 4984 | . . . . . . 7 ⊢ ((x ∈ ℋ ∧ y ∈ ℋ ) → (x +v y) ∈ ℋ ) | |
| 15 | 13, 14 | syl5bir 184 | . . . . . 6 ⊢ (z = (x +v y) → ((x ∈ ℋ ∧ y ∈ ℋ ) → z ∈ ℋ )) |
| 16 | 15 | com12 13 | . . . . 5 ⊢ ((x ∈ ℋ ∧ y ∈ ℋ ) → (z = (x +v y) → z ∈ ℋ )) |
| 17 | 16 | imdistani 340 | . . . 4 ⊢ (((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z = (x +v y)) → ((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z ∈ ℋ )) |
| 18 | 7 | chel 5137 | . . . . 5 ⊢ (x ∈ A → x ∈ ℋ ) |
| 19 | 7 | chocl 5192 | . . . . . 6 ⊢ (⊥ ‘A) ∈ Cℋ |
| 20 | 19 | chel 5137 | . . . . 5 ⊢ (y ∈ (⊥ ‘A) → y ∈ ℋ ) |
| 21 | 18, 20 | anim12i 268 | . . . 4 ⊢ ((x ∈ A ∧ y ∈ (⊥ ‘A)) → (x ∈ ℋ ∧ y ∈ ℋ )) |
| 22 | 17, 21 | sylan 343 | . . 3 ⊢ (((x ∈ A ∧ y ∈ (⊥ ‘A)) ∧ z = (x +v y)) → ((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z ∈ ℋ )) |
| 23 | 12, 22 | anim12i 268 | . 2 ⊢ ((((C ∈ A ∧ D ∈ B) ∧ R = (C +v D)) ∧ ((x ∈ A ∧ y ∈ (⊥ ‘A)) ∧ z = (x +v y))) → (((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R ∈ ℋ ) ∧ ((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z ∈ ℋ ))) |
| 24 | 1, 23 | sylbi 174 | 1 ⊢ (φ → (((C ∈ ℋ ∧ D ∈ ℋ ) ∧ R ∈ ℋ ) ∧ ((x ∈ ℋ ∧ y ∈ ℋ ) ∧ z ∈ ℋ ))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 2 ↔ wb 127 ∧ wa 196 = wceq 1091 ∈ wcel 1092 ⊆ wss 1487 ‘cfv 2422 (class class class)co 3001 ℋ chil 4958 +v cva 4959 Cℋ cch 4968 ⊥cort 4969 |
| This theorem is referenced by: osumlem2 5531 osumlem3 5532 osumlem4 5533 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-10 800 ax-11 801 ax-12 802 ax-13 804 ax-14 805 ax-16 922 ax-17 925 ax-ext 1074 ax-rep 1075 ax-un 1076 ax-pow 1077 ax-reg 1078 ax-inf 1079 ax-hilex 4983 ax-hvaddcl 4984 ax-hvzercl 4987 ax-hvmulcl 4989 ax-hvmulass 4992 ax-hvmulzer 4995 ax-hicl 5043 ax-his1 5045 ax-his2 5046 ax-his3 5047 ax-his4 5048 |
| This theorem depends on definitions: df-bi 128 df-or 197 df-an 198 df-3or 582 df-3an 583 df-ex 679 df-sb 853 df-eu 1009 df-mo 1010 df-clab 1093 df-cleq 1097 df-clel 1099 df-ne 1192 df-ral 1205 df-rex 1206 df-reu 1207 df-rab 1208 df-v 1349 df-sbc 1441 df-dif 1489 df-un 1490 df-in 1491 df-ss 1492 df-pss 1494 df-nul 1708 df-if 1777 df-pw 1799 df-sn 1811 df-pr 1812 df-tp 1814 df-op 1815 df-uni 1920 df-int 1966 df-iun 1996 df-tr 2042 df-br 2063 df-opab 2098 df-eprel 2122 df-id 2125 df-po 2128 df-so 2138 df-sup 2154 df-fr 2169 df-we 2186 df-ord 2202 df-on 2203 df-lim 2204 df-suc 2205 df-om 2373 df-xp 2424 df-rel 2425 df-cnv 2426 df-co 2427 df-dm 2428 df-rn 2429 df-res 2430 df-ima 2431 df-fun 2432 df-fn 2433 df-f 2434 df-f1 2435 df-fo 2436 df-f1o 2437 df-fv 2438 df-rdg 2970 df-opr 3003 df-oprab 3004 df-1st 3087 df-2nd 3088 df-1o 3104 df-oadd 3106 df-omul 3107 df-er 3200 df-ec 3202 df-qs 3205 df-ni 3794 df-pli 3795 df-mi 3796 df-lti 3797 df-plpq 3829 df-mpq 3830 df-enq 3831 df-nq 3832 df-plq 3833 df-mq 3834 df-rq 3835 df-ltq 3836 df-1q 3837 df-np 3880 df-1p 3881 df-plp 3882 df-mp 3883 df-ltp 3884 df-plpr 3958 df-mpr 3959 df-enr 3960 df-nr 3961 df-plr 3962 df-mr 3963 df-ltr 3964 df-0r 3965 df-1r 3966 df-m1r 3967 df-c 4034 df-0 4035 df-1 4036 df-i 4037 df-r 4038 df-plus 4039 df-mul 4040 df-lt 4041 df-sub 4133 df-neg 4135 df-div 4216 df-le 4277 df-n 4423 df-2 4462 df-3 4463 df-4 4464 df-n0 4535 df-z 4564 df-seq 4661 df-exp 4676 df-sqr 4728 df-re 4790 df-im 4791 df-cj 4792 df-abs 4793 df-clim 4876 df-hvsub 4996 df-hnorm 5074 df-hlim 5107 df-sh 5114 df-ch 5127 df-oc 5156 |