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Mirrors > Home > MPE Home > Th. List > cycliscrct | Structured version Visualization version GIF version |
Description: A cycle is a circuit. (Contributed by Alexander van der Vekens, 30-Oct-2017.) (Revised by AV, 31-Jan-2021.) (Proof shortened by AV, 30-Oct-2021.) |
Ref | Expression |
---|---|
cycliscrct | โข (๐น(Cyclesโ๐บ)๐ โ ๐น(Circuitsโ๐บ)๐) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pthistrl 28842 | . . 3 โข (๐น(Pathsโ๐บ)๐ โ ๐น(Trailsโ๐บ)๐) | |
2 | 1 | anim1i 615 | . 2 โข ((๐น(Pathsโ๐บ)๐ โง (๐โ0) = (๐โ(โฏโ๐น))) โ (๐น(Trailsโ๐บ)๐ โง (๐โ0) = (๐โ(โฏโ๐น)))) |
3 | iscycl 28908 | . 2 โข (๐น(Cyclesโ๐บ)๐ โ (๐น(Pathsโ๐บ)๐ โง (๐โ0) = (๐โ(โฏโ๐น)))) | |
4 | iscrct 28907 | . 2 โข (๐น(Circuitsโ๐บ)๐ โ (๐น(Trailsโ๐บ)๐ โง (๐โ0) = (๐โ(โฏโ๐น)))) | |
5 | 2, 3, 4 | 3imtr4i 291 | 1 โข (๐น(Cyclesโ๐บ)๐ โ ๐น(Circuitsโ๐บ)๐) |
Colors of variables: wff setvar class |
Syntax hints: โ wi 4 โง wa 396 = wceq 1541 class class class wbr 5138 โcfv 6529 0cc0 11089 โฏchash 14269 Trailsctrls 28807 Pathscpths 28829 Circuitsccrcts 28901 Cyclesccycls 28902 |
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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5289 ax-nul 5296 ax-pr 5417 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-ral 3061 df-rex 3070 df-rab 3430 df-v 3472 df-sbc 3771 df-csb 3887 df-dif 3944 df-un 3946 df-in 3948 df-ss 3958 df-nul 4316 df-if 4520 df-sn 4620 df-pr 4622 df-op 4626 df-uni 4899 df-br 5139 df-opab 5201 df-mpt 5222 df-id 5564 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6481 df-fun 6531 df-fv 6537 df-ov 7393 df-trls 28809 df-pths 28833 df-crcts 28903 df-cycls 28904 |
This theorem is referenced by: usgrn2cycl 28923 |
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