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Mirrors > Home > MPE Home > Th. List > Mathboxes > sconnpconn | Structured version Visualization version GIF version |
Description: A simply connected space is path-connected. (Contributed by Mario Carneiro, 11-Feb-2015.) |
Ref | Expression |
---|---|
sconnpconn | ⊢ (𝐽 ∈ SConn → 𝐽 ∈ PConn) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | issconn 32473 | . 2 ⊢ (𝐽 ∈ SConn ↔ (𝐽 ∈ PConn ∧ ∀𝑓 ∈ (II Cn 𝐽)((𝑓‘0) = (𝑓‘1) → 𝑓( ≃ph‘𝐽)((0[,]1) × {(𝑓‘0)})))) | |
2 | 1 | simplbi 500 | 1 ⊢ (𝐽 ∈ SConn → 𝐽 ∈ PConn) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 ∀wral 3138 {csn 4567 class class class wbr 5066 × cxp 5553 ‘cfv 6355 (class class class)co 7156 0cc0 10537 1c1 10538 [,]cicc 12742 Cn ccn 21832 IIcii 23483 ≃phcphtpc 23573 PConncpconn 32466 SConncsconn 32467 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-iota 6314 df-fv 6363 df-ov 7159 df-sconn 32469 |
This theorem is referenced by: sconntop 32475 txsconn 32488 resconn 32493 iinllyconn 32501 cvmlift2lem10 32559 cvmlift3lem2 32567 cvmlift3 32575 |
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