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Mirrors > Home > HSE Home > Th. List > hv2neg | Structured version Visualization version GIF version |
Description: Two ways to express the negative of a vector. (Contributed by NM, 23-May-2005.) (New usage is discouraged.) |
Ref | Expression |
---|---|
hv2neg | โข (๐ด โ โ โ (0โ โโ ๐ด) = (-1 ยทโ ๐ด)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-hv0cl 30689 | . . 3 โข 0โ โ โ | |
2 | hvsubval 30702 | . . 3 โข ((0โ โ โ โง ๐ด โ โ) โ (0โ โโ ๐ด) = (0โ +โ (-1 ยทโ ๐ด))) | |
3 | 1, 2 | mpan 687 | . 2 โข (๐ด โ โ โ (0โ โโ ๐ด) = (0โ +โ (-1 ยทโ ๐ด))) |
4 | neg1cn 12333 | . . . 4 โข -1 โ โ | |
5 | hvmulcl 30699 | . . . 4 โข ((-1 โ โ โง ๐ด โ โ) โ (-1 ยทโ ๐ด) โ โ) | |
6 | 4, 5 | mpan 687 | . . 3 โข (๐ด โ โ โ (-1 ยทโ ๐ด) โ โ) |
7 | hvaddlid 30709 | . . 3 โข ((-1 ยทโ ๐ด) โ โ โ (0โ +โ (-1 ยทโ ๐ด)) = (-1 ยทโ ๐ด)) | |
8 | 6, 7 | syl 17 | . 2 โข (๐ด โ โ โ (0โ +โ (-1 ยทโ ๐ด)) = (-1 ยทโ ๐ด)) |
9 | 3, 8 | eqtrd 2771 | 1 โข (๐ด โ โ โ (0โ โโ ๐ด) = (-1 ยทโ ๐ด)) |
Colors of variables: wff setvar class |
Syntax hints: โ wi 4 = wceq 1540 โ wcel 2105 (class class class)co 7412 โcc 11114 1c1 11117 -cneg 11452 โchba 30605 +โ cva 30606 ยทโ csm 30607 0โc0v 30610 โโ cmv 30611 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2702 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7729 ax-resscn 11173 ax-1cn 11174 ax-icn 11175 ax-addcl 11176 ax-addrcl 11177 ax-mulcl 11178 ax-mulrcl 11179 ax-mulcom 11180 ax-addass 11181 ax-mulass 11182 ax-distr 11183 ax-i2m1 11184 ax-1ne0 11185 ax-1rid 11186 ax-rnegex 11187 ax-rrecex 11188 ax-cnre 11189 ax-pre-lttri 11190 ax-pre-lttrn 11191 ax-pre-ltadd 11192 ax-hvcom 30687 ax-hv0cl 30689 ax-hvaddid 30690 ax-hfvmul 30691 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-reu 3376 df-rab 3432 df-v 3475 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-op 4635 df-uni 4909 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-id 5574 df-po 5588 df-so 5589 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7368 df-ov 7415 df-oprab 7416 df-mpo 7417 df-er 8709 df-en 8946 df-dom 8947 df-sdom 8948 df-pnf 11257 df-mnf 11258 df-ltxr 11260 df-sub 11453 df-neg 11454 df-hvsub 30657 |
This theorem is referenced by: hv2negi 30717 normneg 30830 |
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