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| Mirrors > Home > MPE Home > Th. List > brgic | Structured version Visualization version GIF version | ||
| Description: The relation "is isomorphic to" for groups. (Contributed by Stefan O'Rear, 25-Jan-2015.) |
| Ref | Expression |
|---|---|
| brgic | ⊢ (𝑅 ≃𝑔 𝑆 ↔ (𝑅 GrpIso 𝑆) ≠ ∅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-gic 19227 | . 2 ⊢ ≃𝑔 = (◡ GrpIso “ (V ∖ 1o)) | |
| 2 | gimfn 19228 | . 2 ⊢ GrpIso Fn (Grp × Grp) | |
| 3 | 1, 2 | brwitnlem 8433 | 1 ⊢ (𝑅 ≃𝑔 𝑆 ↔ (𝑅 GrpIso 𝑆) ≠ ∅) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ≠ wne 2934 ∅c0 4262 class class class wbr 5073 × cxp 5617 (class class class)co 7357 Grpcgrp 18901 GrpIso cgim 19224 ≃𝑔 cgic 19225 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5219 ax-nul 5229 ax-pr 5363 ax-un 7679 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4263 df-if 4456 df-pw 4532 df-sn 4557 df-pr 4559 df-op 4563 df-uni 4840 df-iun 4924 df-br 5074 df-opab 5136 df-mpt 5155 df-id 5514 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-fv 6494 df-ov 7360 df-oprab 7361 df-mpo 7362 df-1st 7932 df-2nd 7933 df-1o 8396 df-gim 19226 df-gic 19227 |
| This theorem is referenced by: brgici 19238 giclcl 19240 gicrcl 19241 gicsym 19242 gictr 19243 gicen 19245 gicsubgen 19246 giccyg 19867 gicabl 43553 |
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