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Related theorems GIF version |
| Description: Subtraction of a vector from itself. |
| Ref | Expression |
|---|---|
| hvsubidt | ⊢ (A ∈ ℋ → (A −v A) = 0v) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-hvmulid 4991 | . . . . 5 ⊢ (A ∈ ℋ → (1 ·s A) = A) | |
| 2 | 1 | opreq1d 3012 | . . . 4 ⊢ (A ∈ ℋ → ((1 ·s A) +v (-1 ·s A)) = (A +v (-1 ·s A))) |
| 3 | 1cn 4101 | . . . . . 6 ⊢ 1 ∈ ℂ | |
| 4 | 3 | negcl 4142 | . . . . 5 ⊢ -1 ∈ ℂ |
| 5 | ax-hvdistr2 4994 | . . . . . 6 ⊢ ((1 ∈ ℂ ∧ -1 ∈ ℂ ∧ A ∈ ℋ ) → ((1 + -1) ·s A) = ((1 ·s A) +v (-1 ·s A))) | |
| 6 | 3, 5 | mp3an1 639 | . . . . 5 ⊢ ((-1 ∈ ℂ ∧ A ∈ ℋ ) → ((1 + -1) ·s A) = ((1 ·s A) +v (-1 ·s A))) |
| 7 | 4, 6 | mpan 518 | . . . 4 ⊢ (A ∈ ℋ → ((1 + -1) ·s A) = ((1 ·s A) +v (-1 ·s A))) |
| 8 | hvsubvalt 4997 | . . . . 5 ⊢ ((A ∈ ℋ ∧ A ∈ ℋ ) → (A −v A) = (A +v (-1 ·s A))) | |
| 9 | 8 | anidms 332 | . . . 4 ⊢ (A ∈ ℋ → (A −v A) = (A +v (-1 ·s A))) |
| 10 | 2, 7, 9 | 3eqtr4rd 1135 | . . 3 ⊢ (A ∈ ℋ → (A −v A) = ((1 + -1) ·s A)) |
| 11 | 3 | negid 4147 | . . . 4 ⊢ (1 + -1) = 0 |
| 12 | 11 | opreq1i 3009 | . . 3 ⊢ ((1 + -1) ·s A) = (0 ·s A) |
| 13 | 10, 12 | syl6eq 1140 | . 2 ⊢ (A ∈ ℋ → (A −v A) = (0 ·s A)) |
| 14 | ax-hvmulzer 4995 | . 2 ⊢ (A ∈ ℋ → (0 ·s A) = 0v) | |
| 15 | 13, 14 | eqtrd 1128 | 1 ⊢ (A ∈ ℋ → (A −v A) = 0v) |
| Colors of variables: wff set class |
| Syntax hints: → wi 2 = wceq 1091 ∈ wcel 1092 (class class class)co 3001 ℂcc 4026 0cc0 4028 1c1 4029 + caddc 4031 -cneg 4090 ℋ chil 4958 +v cva 4959 ·s csm 4960 0vc0v 4961 −v cmv 4962 |
| This theorem is referenced by: hvnegidt 5006 hvsubeq0 5035 norm3dif 5094 hlim0 5140 chocuni 5179 projlem7 5199 5oalem1 5544 5oalem2 5545 5oalem3 5546 5oalem5 5548 3oalem2 5553 pjch0t 5562 pjsslem 5570 pjclem4 5653 pj3s 5659 |
| 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-hvmulid 4991 ax-hvdistr2 4994 ax-hvmulzer 4995 |
| 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-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-fv 2438 df-rdg 2970 df-opr 3003 df-oprab 3004 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-0r 3965 df-1r 3966 df-m1r 3967 df-c 4034 df-0 4035 df-1 4036 df-r 4038 df-plus 4039 df-sub 4133 df-neg 4135 df-hvsub 4996 |