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| Mirrors > Home > MPE Home > Th. List > ngpds3r | Structured version Visualization version GIF version | ||
| Description: Write the distance between two points in terms of distance from zero. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ngpds2.x | ⊢ 𝑋 = (Base‘𝐺) |
| ngpds2.z | ⊢ 0 = (0g‘𝐺) |
| ngpds2.m | ⊢ − = (-g‘𝐺) |
| ngpds2.d | ⊢ 𝐷 = (dist‘𝐺) |
| Ref | Expression |
|---|---|
| ngpds3r | ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = ( 0 𝐷(𝐵 − 𝐴))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ngpxms 24554 | . . 3 ⊢ (𝐺 ∈ NrmGrp → 𝐺 ∈ ∞MetSp) | |
| 2 | ngpds2.x | . . . 4 ⊢ 𝑋 = (Base‘𝐺) | |
| 3 | ngpds2.d | . . . 4 ⊢ 𝐷 = (dist‘𝐺) | |
| 4 | 2, 3 | xmssym 24418 | . . 3 ⊢ ((𝐺 ∈ ∞MetSp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = (𝐵𝐷𝐴)) |
| 5 | 1, 4 | syl3an1 1164 | . 2 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = (𝐵𝐷𝐴)) |
| 6 | ngpds2.z | . . . 4 ⊢ 0 = (0g‘𝐺) | |
| 7 | ngpds2.m | . . . 4 ⊢ − = (-g‘𝐺) | |
| 8 | 2, 6, 7, 3 | ngpds3 24561 | . . 3 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐵 ∈ 𝑋 ∧ 𝐴 ∈ 𝑋) → (𝐵𝐷𝐴) = ( 0 𝐷(𝐵 − 𝐴))) |
| 9 | 8 | 3com23 1127 | . 2 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐵𝐷𝐴) = ( 0 𝐷(𝐵 − 𝐴))) |
| 10 | 5, 9 | eqtrd 2770 | 1 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = ( 0 𝐷(𝐵 − 𝐴))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ‘cfv 6487 (class class class)co 7356 Basecbs 17168 distcds 17218 0gc0g 17391 -gcsg 18900 ∞MetSpcxms 24270 NrmGrpcngp 24530 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 ax-pre-sup 11105 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-rmo 3340 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-er 8632 df-map 8764 df-en 8883 df-dom 8884 df-sdom 8885 df-sup 9344 df-inf 9345 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-div 11797 df-nn 12164 df-2 12233 df-n0 12427 df-z 12514 df-uz 12778 df-q 12888 df-rp 12932 df-xneg 13052 df-xadd 13053 df-xmul 13054 df-0g 17393 df-topgen 17395 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-grp 18901 df-minusg 18902 df-sbg 18903 df-psmet 21333 df-xmet 21334 df-met 21335 df-bl 21336 df-mopn 21337 df-top 22847 df-topon 22864 df-topsp 22886 df-bases 22899 df-xms 24273 df-ms 24274 df-nm 24535 df-ngp 24536 |
| This theorem is referenced by: (None) |
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