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| Mirrors > Home > MPE Home > Th. List > om1elbas | Structured version Visualization version GIF version | ||
| Description: Elementhood in the base set of the loop space. (Contributed by Mario Carneiro, 10-Jul-2015.) |
| Ref | Expression |
|---|---|
| om1bas.o | ⊢ 𝑂 = (𝐽 Ω1 𝑌) |
| om1bas.j | ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) |
| om1bas.y | ⊢ (𝜑 → 𝑌 ∈ 𝑋) |
| om1bas.b | ⊢ (𝜑 → 𝐵 = (Base‘𝑂)) |
| Ref | Expression |
|---|---|
| om1elbas | ⊢ (𝜑 → (𝐹 ∈ 𝐵 ↔ (𝐹 ∈ (II Cn 𝐽) ∧ (𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | om1bas.o | . . . 4 ⊢ 𝑂 = (𝐽 Ω1 𝑌) | |
| 2 | om1bas.j | . . . 4 ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝑋)) | |
| 3 | om1bas.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑋) | |
| 4 | om1bas.b | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝑂)) | |
| 5 | 1, 2, 3, 4 | om1bas 24987 | . . 3 ⊢ (𝜑 → 𝐵 = {𝑓 ∈ (II Cn 𝐽) ∣ ((𝑓‘0) = 𝑌 ∧ (𝑓‘1) = 𝑌)}) |
| 6 | 5 | eleq2d 2821 | . 2 ⊢ (𝜑 → (𝐹 ∈ 𝐵 ↔ 𝐹 ∈ {𝑓 ∈ (II Cn 𝐽) ∣ ((𝑓‘0) = 𝑌 ∧ (𝑓‘1) = 𝑌)})) |
| 7 | fveq1 6880 | . . . . . 6 ⊢ (𝑓 = 𝐹 → (𝑓‘0) = (𝐹‘0)) | |
| 8 | 7 | eqeq1d 2738 | . . . . 5 ⊢ (𝑓 = 𝐹 → ((𝑓‘0) = 𝑌 ↔ (𝐹‘0) = 𝑌)) |
| 9 | fveq1 6880 | . . . . . 6 ⊢ (𝑓 = 𝐹 → (𝑓‘1) = (𝐹‘1)) | |
| 10 | 9 | eqeq1d 2738 | . . . . 5 ⊢ (𝑓 = 𝐹 → ((𝑓‘1) = 𝑌 ↔ (𝐹‘1) = 𝑌)) |
| 11 | 8, 10 | anbi12d 632 | . . . 4 ⊢ (𝑓 = 𝐹 → (((𝑓‘0) = 𝑌 ∧ (𝑓‘1) = 𝑌) ↔ ((𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌))) |
| 12 | 11 | elrab 3676 | . . 3 ⊢ (𝐹 ∈ {𝑓 ∈ (II Cn 𝐽) ∣ ((𝑓‘0) = 𝑌 ∧ (𝑓‘1) = 𝑌)} ↔ (𝐹 ∈ (II Cn 𝐽) ∧ ((𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌))) |
| 13 | 3anass 1094 | . . 3 ⊢ ((𝐹 ∈ (II Cn 𝐽) ∧ (𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌) ↔ (𝐹 ∈ (II Cn 𝐽) ∧ ((𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌))) | |
| 14 | 12, 13 | bitr4i 278 | . 2 ⊢ (𝐹 ∈ {𝑓 ∈ (II Cn 𝐽) ∣ ((𝑓‘0) = 𝑌 ∧ (𝑓‘1) = 𝑌)} ↔ (𝐹 ∈ (II Cn 𝐽) ∧ (𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌)) |
| 15 | 6, 14 | bitrdi 287 | 1 ⊢ (𝜑 → (𝐹 ∈ 𝐵 ↔ (𝐹 ∈ (II Cn 𝐽) ∧ (𝐹‘0) = 𝑌 ∧ (𝐹‘1) = 𝑌))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1540 ∈ wcel 2109 {crab 3420 ‘cfv 6536 (class class class)co 7410 0cc0 11134 1c1 11135 Basecbs 17233 TopOnctopon 22853 Cn ccn 23167 IIcii 24824 Ω1 comi 24957 |
| 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 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2708 ax-sep 5271 ax-nul 5281 ax-pow 5340 ax-pr 5407 ax-un 7734 ax-cnex 11190 ax-resscn 11191 ax-1cn 11192 ax-icn 11193 ax-addcl 11194 ax-addrcl 11195 ax-mulcl 11196 ax-mulrcl 11197 ax-mulcom 11198 ax-addass 11199 ax-mulass 11200 ax-distr 11201 ax-i2m1 11202 ax-1ne0 11203 ax-1rid 11204 ax-rnegex 11205 ax-rrecex 11206 ax-cnre 11207 ax-pre-lttri 11208 ax-pre-lttrn 11209 ax-pre-ltadd 11210 ax-pre-mulgt0 11211 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2810 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-reu 3365 df-rab 3421 df-v 3466 df-sbc 3771 df-csb 3880 df-dif 3934 df-un 3936 df-in 3938 df-ss 3948 df-pss 3951 df-nul 4314 df-if 4506 df-pw 4582 df-sn 4607 df-pr 4609 df-tp 4611 df-op 4613 df-uni 4889 df-iun 4974 df-br 5125 df-opab 5187 df-mpt 5207 df-tr 5235 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6295 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7867 df-1st 7993 df-2nd 7994 df-frecs 8285 df-wrecs 8316 df-recs 8390 df-rdg 8429 df-1o 8485 df-er 8724 df-en 8965 df-dom 8966 df-sdom 8967 df-fin 8968 df-pnf 11276 df-mnf 11277 df-xr 11278 df-ltxr 11279 df-le 11280 df-sub 11473 df-neg 11474 df-nn 12246 df-2 12308 df-3 12309 df-4 12310 df-5 12311 df-6 12312 df-7 12313 df-8 12314 df-9 12315 df-n0 12507 df-z 12594 df-uz 12858 df-fz 13530 df-struct 17171 df-slot 17206 df-ndx 17218 df-base 17234 df-plusg 17289 df-tset 17295 df-topon 22854 df-om1 24962 |
| This theorem is referenced by: om1addcl 24989 pi1blem 24995 pi1eluni 24998 |
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