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| Mirrors > Home > HSE Home > Th. List > hvsubcl | Structured version Visualization version GIF version | ||
| Description: Closure of vector subtraction. (Contributed by NM, 17-Aug-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hvsubcl | ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) ∈ ℋ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hvsubval 31175 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) = (𝐴 +ℎ (-1 ·ℎ 𝐵))) | |
| 2 | neg1cn 12173 | . . . 4 ⊢ -1 ∈ ℂ | |
| 3 | hvmulcl 31172 | . . . 4 ⊢ ((-1 ∈ ℂ ∧ 𝐵 ∈ ℋ) → (-1 ·ℎ 𝐵) ∈ ℋ) | |
| 4 | 2, 3 | mpan 700 | . . 3 ⊢ (𝐵 ∈ ℋ → (-1 ·ℎ 𝐵) ∈ ℋ) |
| 5 | hvaddcl 31171 | . . 3 ⊢ ((𝐴 ∈ ℋ ∧ (-1 ·ℎ 𝐵) ∈ ℋ) → (𝐴 +ℎ (-1 ·ℎ 𝐵)) ∈ ℋ) | |
| 6 | 4, 5 | sylan2 602 | . 2 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 +ℎ (-1 ·ℎ 𝐵)) ∈ ℋ) |
| 7 | 1, 6 | eqeltrd 2861 | 1 ⊢ ((𝐴 ∈ ℋ ∧ 𝐵 ∈ ℋ) → (𝐴 −ℎ 𝐵) ∈ ℋ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2141 (class class class)co 7390 ℂcc 11064 1c1 11067 -cneg 11408 ℋchba 31078 +ℎ cva 31079 ·ℎ csm 31080 −ℎ cmv 31084 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7712 ax-resscn 11123 ax-1cn 11124 ax-icn 11125 ax-addcl 11126 ax-addrcl 11127 ax-mulcl 11128 ax-mulrcl 11129 ax-mulcom 11130 ax-addass 11131 ax-mulass 11132 ax-distr 11133 ax-i2m1 11134 ax-1ne0 11135 ax-1rid 11136 ax-rnegex 11137 ax-rrecex 11138 ax-cnre 11139 ax-pre-lttri 11140 ax-pre-lttrn 11141 ax-pre-ltadd 11142 ax-hfvadd 31159 ax-hfvmul 31164 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5538 df-po 5551 df-so 5552 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-pnf 11211 df-mnf 11212 df-ltxr 11214 df-sub 11409 df-neg 11410 df-hvsub 31130 |
| This theorem is referenced by: hvsubcli 31180 hvmulcan 31231 hvsubcan2 31234 hvaddsub4 31237 his2sub2 31252 hi2eq 31264 hial2eq 31265 hhph 31337 pjhthlem1 31550 pjhthlem2 31551 chscllem2 31797 5oalem2 31814 5oalem3 31815 5oalem5 31817 3oalem2 31822 hodcl 31906 hosubcli 31928 unopf1o 32075 lnopeq0i 32166 lnconi 32192 riesz3i 32221 riesz4i 32222 hmopidmpji 32311 pjclem4 32358 pj3si 32366 cdj1i 32592 |
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