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| Mirrors > Home > MPE Home > Th. List > Mathboxes > brgric | Structured version Visualization version GIF version | ||
| Description: The relation "is isomorphic to" for graphs. (Contributed by AV, 28-Apr-2025.) |
| Ref | Expression |
|---|---|
| brgric | ⊢ (𝑅 ≃𝑔𝑟 𝑆 ↔ (𝑅 GraphIso 𝑆) ≠ ∅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-gric 48194 | . 2 ⊢ ≃𝑔𝑟 = (◡ GraphIso “ (V ∖ 1o)) | |
| 2 | grimfn 48192 | . 2 ⊢ GraphIso Fn (V × V) | |
| 3 | 1, 2 | brwitnlem 8436 | 1 ⊢ (𝑅 ≃𝑔𝑟 𝑆 ↔ (𝑅 GraphIso 𝑆) ≠ ∅) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ≠ wne 2933 Vcvv 3441 ∅c0 4286 class class class wbr 5099 × cxp 5623 (class class class)co 7360 GraphIso cgrim 48188 ≃𝑔𝑟 cgric 48189 |
| 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 2185 ax-ext 2709 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3062 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-f1o 6500 df-fv 6501 df-ov 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-1o 8399 df-map 8769 df-grim 48191 df-gric 48194 |
| This theorem is referenced by: brgrici 48226 gricrcl 48227 dfgric2 48228 gricuspgr 48231 gricsym 48234 grictr 48236 gricen 48238 cycldlenngric 48241 gricgrlic 48331 usgrexmpl12ngric 48351 |
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