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| Mirrors > Home > HSE Home > Th. List > hvsubvali | Structured version Visualization version GIF version | ||
| Description: Value of vector subtraction definition. (Contributed by NM, 3-Sep-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hvaddcl.1 | ⊢ 𝐴 ∈ ℋ |
| hvaddcl.2 | ⊢ 𝐵 ∈ ℋ |
| Ref | Expression |
|---|---|
| hvsubvali | ⊢ (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hvaddcl.1 | . 2 ⊢ 𝐴 ∈ ℋ | |
| 2 | hvaddcl.2 | . 2 ⊢ 𝐵 ∈ ℋ | |
| 3 | hvsubval 31105 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵))) | |
| 4 | 1, 2, 3 | mp2an 698 | 1 ⊢ (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1547 ∈ wcel 2119 (class class class)co 7356 1c1 11030 -cneg 11369 ℋchba 31008 +ℎ cva 31009 ·ℎ csm 31010 −ℎ cmv 31014 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pr 5362 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-br 5073 df-opab 5135 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-iota 6441 df-fun 6487 df-fv 6493 df-ov 7359 df-oprab 7360 df-mpo 7361 df-hvsub 31060 |
| This theorem is referenced by: hvsubsub4i 31148 hvnegdii 31151 hvsubeq0i 31152 hvsubcan2i 31153 hvsubaddi 31155 normlem0 31198 normlem9 31207 norm3difi 31236 normpar2i 31245 pjsubii 31767 pjssmii 31770 pjcji 31773 lnophmlem2 32106 |
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