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| Mirrors > Home > MPE Home > Th. List > ngpds2r | 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 |
|---|---|
| ngpds2r | ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = ((𝐵 − 𝐴)𝐷 0 )) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ngpxms 24662 | . . 3 ⊢ (𝐺 ∈ NrmGrp → 𝐺 ∈ ∞MetSp) | |
| 2 | ngpds2.x | . . . 4 ⊢ 𝑋 = (Base‘𝐺) | |
| 3 | ngpds2.d | . . . 4 ⊢ 𝐷 = (dist‘𝐺) | |
| 4 | 2, 3 | xmssym 24526 | . . 3 ⊢ ((𝐺 ∈ ∞MetSp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = (𝐵𝐷𝐴)) |
| 5 | 1, 4 | syl3an1 1177 | . 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 | ngpds2 24667 | . . 3 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐵 ∈ 𝑋 ∧ 𝐴 ∈ 𝑋) → (𝐵𝐷𝐴) = ((𝐵 − 𝐴)𝐷 0 )) |
| 9 | 8 | 3com23 1140 | . 2 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐵𝐷𝐴) = ((𝐵 − 𝐴)𝐷 0 )) |
| 10 | 5, 9 | eqtrd 2798 | 1 ⊢ ((𝐺 ∈ NrmGrp ∧ 𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴𝐷𝐵) = ((𝐵 − 𝐴)𝐷 0 )) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1099 = wceq 1561 ∈ wcel 2143 ‘cfv 6522 (class class class)co 7397 Basecbs 17246 distcds 17296 0gc0g 17469 -gcsg 18978 ∞MetSpcxms 24378 NrmGrpcngp 24638 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1816 ax-4 1830 ax-5 1931 ax-6 1988 ax-7 2029 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5247 ax-nul 5257 ax-pow 5323 ax-pr 5391 ax-un 7719 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 ax-pre-mulgt0 11151 ax-pre-sup 11152 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1100 df-3an 1101 df-tru 1564 df-fal 1574 df-ex 1801 df-nf 1805 df-sb 2092 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3457 df-sbc 3746 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5102 df-opab 5164 df-mpt 5183 df-tr 5209 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6289 df-ord 6350 df-on 6351 df-lim 6352 df-suc 6353 df-iota 6478 df-fun 6524 df-fn 6525 df-f 6526 df-f1 6527 df-fo 6528 df-f1o 6529 df-fv 6530 df-riota 7354 df-ov 7400 df-oprab 7401 df-mpo 7402 df-om 7848 df-1st 7971 df-2nd 7972 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8382 df-er 8679 df-map 8811 df-en 8929 df-dom 8930 df-sdom 8931 df-sup 9389 df-inf 9390 df-pnf 11219 df-mnf 11220 df-xr 11221 df-ltxr 11222 df-le 11223 df-sub 11417 df-neg 11418 df-div 11846 df-nn 12212 df-2 12281 df-n0 12483 df-z 12570 df-uz 12841 df-q 12951 df-rp 12995 df-xneg 13115 df-xadd 13116 df-xmul 13117 df-0g 17471 df-topgen 17473 df-mgm 18675 df-sgrp 18754 df-mnd 18770 df-grp 18979 df-minusg 18980 df-sbg 18981 df-psmet 21417 df-xmet 21418 df-met 21419 df-bl 21420 df-mopn 21421 df-top 22955 df-topon 22972 df-topsp 22994 df-bases 23007 df-xms 24381 df-ms 24382 df-nm 24643 df-ngp 24644 |
| This theorem is referenced by: (None) |
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