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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 31305 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵))) | |
| 4 | 1, 2, 3 | mp2an 704 | 1 ⊢ (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1567 ∈ wcel 2149 (class class class)co 7408 1c1 11097 -cneg 11438 ℋchba 31208 +ℎ cva 31209 ·ℎ csm 31210 −ℎ cmv 31214 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-nul 5268 ax-pr 5402 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-sbc 3754 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5111 df-opab 5175 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-iota 6490 df-fun 6536 df-fv 6542 df-ov 7411 df-oprab 7412 df-mpo 7413 df-hvsub 31260 |
| This theorem is referenced by: hvsubsub4i 31348 hvnegdii 31351 hvsubeq0i 31352 hvsubcan2i 31353 hvsubaddi 31355 normlem0 31398 normlem9 31407 norm3difi 31436 normpar2i 31445 pjsubii 31967 pjssmii 31970 pjcji 31973 lnophmlem2 32306 |
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