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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 28898 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵))) | |
4 | 1, 2, 3 | mp2an 691 | 1 ⊢ (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1538 ∈ wcel 2111 (class class class)co 7150 1c1 10576 -cneg 10909 ℋchba 28801 +ℎ cva 28802 ·ℎ csm 28803 −ℎ cmv 28807 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5169 ax-nul 5176 ax-pr 5298 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ral 3075 df-rex 3076 df-v 3411 df-sbc 3697 df-dif 3861 df-un 3863 df-in 3865 df-ss 3875 df-nul 4226 df-if 4421 df-sn 4523 df-pr 4525 df-op 4529 df-uni 4799 df-br 5033 df-opab 5095 df-id 5430 df-xp 5530 df-rel 5531 df-cnv 5532 df-co 5533 df-dm 5534 df-iota 6294 df-fun 6337 df-fv 6343 df-ov 7153 df-oprab 7154 df-mpo 7155 df-hvsub 28853 |
This theorem is referenced by: hvsubsub4i 28941 hvnegdii 28944 hvsubeq0i 28945 hvsubcan2i 28946 hvsubaddi 28948 normlem0 28991 normlem9 29000 norm3difi 29029 normpar2i 29038 pjsubii 29560 pjssmii 29563 pjcji 29566 lnophmlem2 29899 |
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