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Mirrors > Home > MPE Home > Th. List > Mathboxes > colinrel | Structured version Visualization version GIF version |
Description: Colinearity is a relationship. (Contributed by Scott Fenton, 7-Nov-2013.) (Revised by Mario Carneiro, 19-Apr-2014.) |
Ref | Expression |
---|---|
colinrel | ⊢ Rel Colinear |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | relcnv 5970 | . 2 ⊢ Rel ◡{〈〈𝑞, 𝑟〉, 𝑝〉 ∣ ∃𝑛 ∈ ℕ ((𝑝 ∈ (𝔼‘𝑛) ∧ 𝑞 ∈ (𝔼‘𝑛) ∧ 𝑟 ∈ (𝔼‘𝑛)) ∧ (𝑝 Btwn 〈𝑞, 𝑟〉 ∨ 𝑞 Btwn 〈𝑟, 𝑝〉 ∨ 𝑟 Btwn 〈𝑝, 𝑞〉))} | |
2 | df-colinear 33504 | . . 3 ⊢ Colinear = ◡{〈〈𝑞, 𝑟〉, 𝑝〉 ∣ ∃𝑛 ∈ ℕ ((𝑝 ∈ (𝔼‘𝑛) ∧ 𝑞 ∈ (𝔼‘𝑛) ∧ 𝑟 ∈ (𝔼‘𝑛)) ∧ (𝑝 Btwn 〈𝑞, 𝑟〉 ∨ 𝑞 Btwn 〈𝑟, 𝑝〉 ∨ 𝑟 Btwn 〈𝑝, 𝑞〉))} | |
3 | 2 | releqi 5655 | . 2 ⊢ (Rel Colinear ↔ Rel ◡{〈〈𝑞, 𝑟〉, 𝑝〉 ∣ ∃𝑛 ∈ ℕ ((𝑝 ∈ (𝔼‘𝑛) ∧ 𝑞 ∈ (𝔼‘𝑛) ∧ 𝑟 ∈ (𝔼‘𝑛)) ∧ (𝑝 Btwn 〈𝑞, 𝑟〉 ∨ 𝑞 Btwn 〈𝑟, 𝑝〉 ∨ 𝑟 Btwn 〈𝑝, 𝑞〉))}) |
4 | 1, 3 | mpbir 233 | 1 ⊢ Rel Colinear |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 398 ∨ w3o 1082 ∧ w3a 1083 ∈ wcel 2113 ∃wrex 3142 〈cop 4576 class class class wbr 5069 ◡ccnv 5557 Rel wrel 5563 ‘cfv 6358 {coprab 7160 ℕcn 11641 𝔼cee 26677 Btwn cbtwn 26678 Colinear ccolin 33502 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-rab 3150 df-v 3499 df-dif 3942 df-un 3944 df-in 3946 df-ss 3955 df-nul 4295 df-if 4471 df-sn 4571 df-pr 4573 df-op 4577 df-opab 5132 df-xp 5564 df-rel 5565 df-cnv 5566 df-colinear 33504 |
This theorem is referenced by: brcolinear2 33523 |
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