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Theorem efgsp1 19599
Description: If 𝐹 is an extension sequence and 𝐴 is an extension of the last element of 𝐹, then 𝐹 + βŸ¨β€œπ΄β€βŸ© is an extension sequence. (Contributed by Mario Carneiro, 1-Oct-2015.)
Hypotheses
Ref Expression
efgval.w π‘Š = ( I β€˜Word (𝐼 Γ— 2o))
efgval.r ∼ = ( ~FG β€˜πΌ)
efgval2.m 𝑀 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2o ↦ βŸ¨π‘¦, (1o βˆ– 𝑧)⟩)
efgval2.t 𝑇 = (𝑣 ∈ π‘Š ↦ (𝑛 ∈ (0...(β™―β€˜π‘£)), 𝑀 ∈ (𝐼 Γ— 2o) ↦ (𝑣 splice βŸ¨π‘›, 𝑛, βŸ¨β€œπ‘€(π‘€β€˜π‘€)β€βŸ©βŸ©)))
efgred.d 𝐷 = (π‘Š βˆ– βˆͺ π‘₯ ∈ π‘Š ran (π‘‡β€˜π‘₯))
efgred.s 𝑆 = (π‘š ∈ {𝑑 ∈ (Word π‘Š βˆ– {βˆ…}) ∣ ((π‘‘β€˜0) ∈ 𝐷 ∧ βˆ€π‘˜ ∈ (1..^(β™―β€˜π‘‘))(π‘‘β€˜π‘˜) ∈ ran (π‘‡β€˜(π‘‘β€˜(π‘˜ βˆ’ 1))))} ↦ (π‘šβ€˜((β™―β€˜π‘š) βˆ’ 1)))
Assertion
Ref Expression
efgsp1 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ dom 𝑆)
Distinct variable groups:   𝑦,𝑧   𝑑,𝑛,𝑣,𝑀,𝑦,𝑧,π‘š,π‘₯   π‘š,𝑀   π‘₯,𝑛,𝑀,𝑑,𝑣,𝑀   π‘˜,π‘š,𝑑,π‘₯,𝑇   π‘˜,𝑛,𝑣,𝑀,𝑦,𝑧,π‘Š,π‘š,𝑑,π‘₯   ∼ ,π‘š,𝑑,π‘₯,𝑦,𝑧   π‘š,𝐼,𝑛,𝑑,𝑣,𝑀,π‘₯,𝑦,𝑧   𝐷,π‘š,𝑑
Allowed substitution hints:   𝐴(π‘₯,𝑦,𝑧,𝑀,𝑣,𝑑,π‘˜,π‘š,𝑛)   𝐷(π‘₯,𝑦,𝑧,𝑀,𝑣,π‘˜,𝑛)   ∼ (𝑀,𝑣,π‘˜,𝑛)   𝑆(π‘₯,𝑦,𝑧,𝑀,𝑣,𝑑,π‘˜,π‘š,𝑛)   𝑇(𝑦,𝑧,𝑀,𝑣,𝑛)   𝐹(π‘₯,𝑦,𝑧,𝑀,𝑣,𝑑,π‘˜,π‘š,𝑛)   𝐼(π‘˜)   𝑀(𝑦,𝑧,π‘˜)

Proof of Theorem efgsp1
Dummy variables π‘Ž 𝑖 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 efgval.w . . . . . . 7 π‘Š = ( I β€˜Word (𝐼 Γ— 2o))
2 efgval.r . . . . . . 7 ∼ = ( ~FG β€˜πΌ)
3 efgval2.m . . . . . . 7 𝑀 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2o ↦ βŸ¨π‘¦, (1o βˆ– 𝑧)⟩)
4 efgval2.t . . . . . . 7 𝑇 = (𝑣 ∈ π‘Š ↦ (𝑛 ∈ (0...(β™―β€˜π‘£)), 𝑀 ∈ (𝐼 Γ— 2o) ↦ (𝑣 splice βŸ¨π‘›, 𝑛, βŸ¨β€œπ‘€(π‘€β€˜π‘€)β€βŸ©βŸ©)))
5 efgred.d . . . . . . 7 𝐷 = (π‘Š βˆ– βˆͺ π‘₯ ∈ π‘Š ran (π‘‡β€˜π‘₯))
6 efgred.s . . . . . . 7 𝑆 = (π‘š ∈ {𝑑 ∈ (Word π‘Š βˆ– {βˆ…}) ∣ ((π‘‘β€˜0) ∈ 𝐷 ∧ βˆ€π‘˜ ∈ (1..^(β™―β€˜π‘‘))(π‘‘β€˜π‘˜) ∈ ran (π‘‡β€˜(π‘‘β€˜(π‘˜ βˆ’ 1))))} ↦ (π‘šβ€˜((β™―β€˜π‘š) βˆ’ 1)))
71, 2, 3, 4, 5, 6efgsdm 19592 . . . . . 6 (𝐹 ∈ dom 𝑆 ↔ (𝐹 ∈ (Word π‘Š βˆ– {βˆ…}) ∧ (πΉβ€˜0) ∈ 𝐷 ∧ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))(πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1)))))
87simp1bi 1145 . . . . 5 (𝐹 ∈ dom 𝑆 β†’ 𝐹 ∈ (Word π‘Š βˆ– {βˆ…}))
98eldifad 3959 . . . 4 (𝐹 ∈ dom 𝑆 β†’ 𝐹 ∈ Word π‘Š)
101, 2, 3, 4, 5, 6efgsf 19591 . . . . . . . . . . 11 𝑆:{𝑑 ∈ (Word π‘Š βˆ– {βˆ…}) ∣ ((π‘‘β€˜0) ∈ 𝐷 ∧ βˆ€π‘˜ ∈ (1..^(β™―β€˜π‘‘))(π‘‘β€˜π‘˜) ∈ ran (π‘‡β€˜(π‘‘β€˜(π‘˜ βˆ’ 1))))}βŸΆπ‘Š
1110fdmi 6726 . . . . . . . . . . . 12 dom 𝑆 = {𝑑 ∈ (Word π‘Š βˆ– {βˆ…}) ∣ ((π‘‘β€˜0) ∈ 𝐷 ∧ βˆ€π‘˜ ∈ (1..^(β™―β€˜π‘‘))(π‘‘β€˜π‘˜) ∈ ran (π‘‡β€˜(π‘‘β€˜(π‘˜ βˆ’ 1))))}
1211feq2i 6706 . . . . . . . . . . 11 (𝑆:dom π‘†βŸΆπ‘Š ↔ 𝑆:{𝑑 ∈ (Word π‘Š βˆ– {βˆ…}) ∣ ((π‘‘β€˜0) ∈ 𝐷 ∧ βˆ€π‘˜ ∈ (1..^(β™―β€˜π‘‘))(π‘‘β€˜π‘˜) ∈ ran (π‘‡β€˜(π‘‘β€˜(π‘˜ βˆ’ 1))))}βŸΆπ‘Š)
1310, 12mpbir 230 . . . . . . . . . 10 𝑆:dom π‘†βŸΆπ‘Š
1413ffvelcdmi 7082 . . . . . . . . 9 (𝐹 ∈ dom 𝑆 β†’ (π‘†β€˜πΉ) ∈ π‘Š)
151, 2, 3, 4efgtf 19584 . . . . . . . . 9 ((π‘†β€˜πΉ) ∈ π‘Š β†’ ((π‘‡β€˜(π‘†β€˜πΉ)) = (π‘Ž ∈ (0...(β™―β€˜(π‘†β€˜πΉ))), 𝑖 ∈ (𝐼 Γ— 2o) ↦ ((π‘†β€˜πΉ) splice βŸ¨π‘Ž, π‘Ž, βŸ¨β€œπ‘–(π‘€β€˜π‘–)β€βŸ©βŸ©)) ∧ (π‘‡β€˜(π‘†β€˜πΉ)):((0...(β™―β€˜(π‘†β€˜πΉ))) Γ— (𝐼 Γ— 2o))βŸΆπ‘Š))
1614, 15syl 17 . . . . . . . 8 (𝐹 ∈ dom 𝑆 β†’ ((π‘‡β€˜(π‘†β€˜πΉ)) = (π‘Ž ∈ (0...(β™―β€˜(π‘†β€˜πΉ))), 𝑖 ∈ (𝐼 Γ— 2o) ↦ ((π‘†β€˜πΉ) splice βŸ¨π‘Ž, π‘Ž, βŸ¨β€œπ‘–(π‘€β€˜π‘–)β€βŸ©βŸ©)) ∧ (π‘‡β€˜(π‘†β€˜πΉ)):((0...(β™―β€˜(π‘†β€˜πΉ))) Γ— (𝐼 Γ— 2o))βŸΆπ‘Š))
1716simprd 496 . . . . . . 7 (𝐹 ∈ dom 𝑆 β†’ (π‘‡β€˜(π‘†β€˜πΉ)):((0...(β™―β€˜(π‘†β€˜πΉ))) Γ— (𝐼 Γ— 2o))βŸΆπ‘Š)
1817frnd 6722 . . . . . 6 (𝐹 ∈ dom 𝑆 β†’ ran (π‘‡β€˜(π‘†β€˜πΉ)) βŠ† π‘Š)
1918sselda 3981 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ 𝐴 ∈ π‘Š)
2019s1cld 14549 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š)
21 ccatcl 14520 . . . 4 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ Word π‘Š)
229, 20, 21syl2an2r 683 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ Word π‘Š)
23 ccatws1n0 14578 . . . . 5 (𝐹 ∈ Word π‘Š β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) β‰  βˆ…)
249, 23syl 17 . . . 4 (𝐹 ∈ dom 𝑆 β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) β‰  βˆ…)
2524adantr 481 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) β‰  βˆ…)
26 eldifsn 4789 . . 3 ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ (Word π‘Š βˆ– {βˆ…}) ↔ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ Word π‘Š ∧ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) β‰  βˆ…))
2722, 25, 26sylanbrc 583 . 2 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ (Word π‘Š βˆ– {βˆ…}))
289adantr 481 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ 𝐹 ∈ Word π‘Š)
29 eldifsni 4792 . . . . . . . 8 (𝐹 ∈ (Word π‘Š βˆ– {βˆ…}) β†’ 𝐹 β‰  βˆ…)
308, 29syl 17 . . . . . . 7 (𝐹 ∈ dom 𝑆 β†’ 𝐹 β‰  βˆ…)
31 len0nnbi 14497 . . . . . . . 8 (𝐹 ∈ Word π‘Š β†’ (𝐹 β‰  βˆ… ↔ (β™―β€˜πΉ) ∈ β„•))
329, 31syl 17 . . . . . . 7 (𝐹 ∈ dom 𝑆 β†’ (𝐹 β‰  βˆ… ↔ (β™―β€˜πΉ) ∈ β„•))
3330, 32mpbid 231 . . . . . 6 (𝐹 ∈ dom 𝑆 β†’ (β™―β€˜πΉ) ∈ β„•)
34 lbfzo0 13668 . . . . . 6 (0 ∈ (0..^(β™―β€˜πΉ)) ↔ (β™―β€˜πΉ) ∈ β„•)
3533, 34sylibr 233 . . . . 5 (𝐹 ∈ dom 𝑆 β†’ 0 ∈ (0..^(β™―β€˜πΉ)))
3635adantr 481 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ 0 ∈ (0..^(β™―β€˜πΉ)))
37 ccatval1 14523 . . . 4 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 0 ∈ (0..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜0) = (πΉβ€˜0))
3828, 20, 36, 37syl3anc 1371 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜0) = (πΉβ€˜0))
397simp2bi 1146 . . . 4 (𝐹 ∈ dom 𝑆 β†’ (πΉβ€˜0) ∈ 𝐷)
4039adantr 481 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (πΉβ€˜0) ∈ 𝐷)
4138, 40eqeltrd 2833 . 2 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜0) ∈ 𝐷)
427simp3bi 1147 . . . . . 6 (𝐹 ∈ dom 𝑆 β†’ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))(πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1))))
4342adantr 481 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))(πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1))))
44 fzo0ss1 13658 . . . . . . . . . . 11 (1..^(β™―β€˜πΉ)) βŠ† (0..^(β™―β€˜πΉ))
4544sseli 3977 . . . . . . . . . 10 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ 𝑖 ∈ (0..^(β™―β€˜πΉ)))
46 ccatval1 14523 . . . . . . . . . 10 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (0..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) = (πΉβ€˜π‘–))
4745, 46syl3an3 1165 . . . . . . . . 9 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) = (πΉβ€˜π‘–))
48 elfzoel2 13627 . . . . . . . . . . . . . . . 16 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (β™―β€˜πΉ) ∈ β„€)
49 peano2zm 12601 . . . . . . . . . . . . . . . 16 ((β™―β€˜πΉ) ∈ β„€ β†’ ((β™―β€˜πΉ) βˆ’ 1) ∈ β„€)
5048, 49syl 17 . . . . . . . . . . . . . . 15 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ ((β™―β€˜πΉ) βˆ’ 1) ∈ β„€)
5148zred 12662 . . . . . . . . . . . . . . . 16 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (β™―β€˜πΉ) ∈ ℝ)
5251lem1d 12143 . . . . . . . . . . . . . . 15 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ ((β™―β€˜πΉ) βˆ’ 1) ≀ (β™―β€˜πΉ))
53 eluz2 12824 . . . . . . . . . . . . . . 15 ((β™―β€˜πΉ) ∈ (β„€β‰₯β€˜((β™―β€˜πΉ) βˆ’ 1)) ↔ (((β™―β€˜πΉ) βˆ’ 1) ∈ β„€ ∧ (β™―β€˜πΉ) ∈ β„€ ∧ ((β™―β€˜πΉ) βˆ’ 1) ≀ (β™―β€˜πΉ)))
5450, 48, 52, 53syl3anbrc 1343 . . . . . . . . . . . . . 14 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (β™―β€˜πΉ) ∈ (β„€β‰₯β€˜((β™―β€˜πΉ) βˆ’ 1)))
55 fzoss2 13656 . . . . . . . . . . . . . 14 ((β™―β€˜πΉ) ∈ (β„€β‰₯β€˜((β™―β€˜πΉ) βˆ’ 1)) β†’ (0..^((β™―β€˜πΉ) βˆ’ 1)) βŠ† (0..^(β™―β€˜πΉ)))
5654, 55syl 17 . . . . . . . . . . . . 13 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (0..^((β™―β€˜πΉ) βˆ’ 1)) βŠ† (0..^(β™―β€˜πΉ)))
57 elfzo1elm1fzo0 13729 . . . . . . . . . . . . 13 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (𝑖 βˆ’ 1) ∈ (0..^((β™―β€˜πΉ) βˆ’ 1)))
5856, 57sseldd 3982 . . . . . . . . . . . 12 (𝑖 ∈ (1..^(β™―β€˜πΉ)) β†’ (𝑖 βˆ’ 1) ∈ (0..^(β™―β€˜πΉ)))
59 ccatval1 14523 . . . . . . . . . . . 12 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ (𝑖 βˆ’ 1) ∈ (0..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)) = (πΉβ€˜(𝑖 βˆ’ 1)))
6058, 59syl3an3 1165 . . . . . . . . . . 11 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)) = (πΉβ€˜(𝑖 βˆ’ 1)))
6160fveq2d 6892 . . . . . . . . . 10 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) = (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1))))
6261rneqd 5935 . . . . . . . . 9 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) = ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1))))
6347, 62eleq12d 2827 . . . . . . . 8 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ (((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ (πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1)))))
64633expa 1118 . . . . . . 7 (((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š) ∧ 𝑖 ∈ (1..^(β™―β€˜πΉ))) β†’ (((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ (πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1)))))
6564ralbidva 3175 . . . . . 6 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š) β†’ (βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))(πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1)))))
669, 20, 65syl2an2r 683 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))(πΉβ€˜π‘–) ∈ ran (π‘‡β€˜(πΉβ€˜(𝑖 βˆ’ 1)))))
6743, 66mpbird 256 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))))
68 lencl 14479 . . . . . . . . . . . 12 (𝐹 ∈ Word π‘Š β†’ (β™―β€˜πΉ) ∈ β„•0)
699, 68syl 17 . . . . . . . . . . 11 (𝐹 ∈ dom 𝑆 β†’ (β™―β€˜πΉ) ∈ β„•0)
7069nn0cnd 12530 . . . . . . . . . 10 (𝐹 ∈ dom 𝑆 β†’ (β™―β€˜πΉ) ∈ β„‚)
7170addlidd 11411 . . . . . . . . 9 (𝐹 ∈ dom 𝑆 β†’ (0 + (β™―β€˜πΉ)) = (β™―β€˜πΉ))
7271fveq2d 6892 . . . . . . . 8 (𝐹 ∈ dom 𝑆 β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(0 + (β™―β€˜πΉ))) = ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)))
7372adantr 481 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(0 + (β™―β€˜πΉ))) = ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)))
74 s1len 14552 . . . . . . . . . . 11 (β™―β€˜βŸ¨β€œπ΄β€βŸ©) = 1
75 1nn 12219 . . . . . . . . . . 11 1 ∈ β„•
7674, 75eqeltri 2829 . . . . . . . . . 10 (β™―β€˜βŸ¨β€œπ΄β€βŸ©) ∈ β„•
77 lbfzo0 13668 . . . . . . . . . 10 (0 ∈ (0..^(β™―β€˜βŸ¨β€œπ΄β€βŸ©)) ↔ (β™―β€˜βŸ¨β€œπ΄β€βŸ©) ∈ β„•)
7876, 77mpbir 230 . . . . . . . . 9 0 ∈ (0..^(β™―β€˜βŸ¨β€œπ΄β€βŸ©))
7978a1i 11 . . . . . . . 8 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ 0 ∈ (0..^(β™―β€˜βŸ¨β€œπ΄β€βŸ©)))
80 ccatval3 14525 . . . . . . . 8 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ 0 ∈ (0..^(β™―β€˜βŸ¨β€œπ΄β€βŸ©))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(0 + (β™―β€˜πΉ))) = (βŸ¨β€œπ΄β€βŸ©β€˜0))
8128, 20, 79, 80syl3anc 1371 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(0 + (β™―β€˜πΉ))) = (βŸ¨β€œπ΄β€βŸ©β€˜0))
8273, 81eqtr3d 2774 . . . . . 6 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)) = (βŸ¨β€œπ΄β€βŸ©β€˜0))
83 simpr 485 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ)))
84 s1fv 14556 . . . . . . . 8 (𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ)) β†’ (βŸ¨β€œπ΄β€βŸ©β€˜0) = 𝐴)
8584adantl 482 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (βŸ¨β€œπ΄β€βŸ©β€˜0) = 𝐴)
86 fzo0end 13720 . . . . . . . . . . . . 13 ((β™―β€˜πΉ) ∈ β„• β†’ ((β™―β€˜πΉ) βˆ’ 1) ∈ (0..^(β™―β€˜πΉ)))
8733, 86syl 17 . . . . . . . . . . . 12 (𝐹 ∈ dom 𝑆 β†’ ((β™―β€˜πΉ) βˆ’ 1) ∈ (0..^(β™―β€˜πΉ)))
8887adantr 481 . . . . . . . . . . 11 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((β™―β€˜πΉ) βˆ’ 1) ∈ (0..^(β™―β€˜πΉ)))
89 ccatval1 14523 . . . . . . . . . . 11 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š ∧ ((β™―β€˜πΉ) βˆ’ 1) ∈ (0..^(β™―β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1)) = (πΉβ€˜((β™―β€˜πΉ) βˆ’ 1)))
9028, 20, 88, 89syl3anc 1371 . . . . . . . . . 10 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1)) = (πΉβ€˜((β™―β€˜πΉ) βˆ’ 1)))
911, 2, 3, 4, 5, 6efgsval 19593 . . . . . . . . . . 11 (𝐹 ∈ dom 𝑆 β†’ (π‘†β€˜πΉ) = (πΉβ€˜((β™―β€˜πΉ) βˆ’ 1)))
9291adantr 481 . . . . . . . . . 10 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (π‘†β€˜πΉ) = (πΉβ€˜((β™―β€˜πΉ) βˆ’ 1)))
9390, 92eqtr4d 2775 . . . . . . . . 9 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1)) = (π‘†β€˜πΉ))
9493fveq2d 6892 . . . . . . . 8 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))) = (π‘‡β€˜(π‘†β€˜πΉ)))
9594rneqd 5935 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))) = ran (π‘‡β€˜(π‘†β€˜πΉ)))
9683, 85, 953eltr4d 2848 . . . . . 6 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (βŸ¨β€œπ΄β€βŸ©β€˜0) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))))
9782, 96eqeltrd 2833 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))))
98 fvex 6901 . . . . . 6 (β™―β€˜πΉ) ∈ V
99 fveq2 6888 . . . . . . 7 (𝑖 = (β™―β€˜πΉ) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) = ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)))
100 fvoveq1 7428 . . . . . . . . 9 (𝑖 = (β™―β€˜πΉ) β†’ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)) = ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1)))
101100fveq2d 6892 . . . . . . . 8 (𝑖 = (β™―β€˜πΉ) β†’ (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) = (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))))
102101rneqd 5935 . . . . . . 7 (𝑖 = (β™―β€˜πΉ) β†’ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) = ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))))
10399, 102eleq12d 2827 . . . . . 6 (𝑖 = (β™―β€˜πΉ) β†’ (((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1)))))
10498, 103ralsn 4684 . . . . 5 (βˆ€π‘– ∈ {(β™―β€˜πΉ)} ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(β™―β€˜πΉ)) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜((β™―β€˜πΉ) βˆ’ 1))))
10597, 104sylibr 233 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βˆ€π‘– ∈ {(β™―β€˜πΉ)} ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))))
106 ralunb 4190 . . . 4 (βˆ€π‘– ∈ ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)})((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ (βˆ€π‘– ∈ (1..^(β™―β€˜πΉ))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ∧ βˆ€π‘– ∈ {(β™―β€˜πΉ)} ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)))))
10767, 105, 106sylanbrc 583 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βˆ€π‘– ∈ ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)})((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))))
108 ccatlen 14521 . . . . . . . 8 ((𝐹 ∈ Word π‘Š ∧ βŸ¨β€œπ΄β€βŸ© ∈ Word π‘Š) β†’ (β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)) = ((β™―β€˜πΉ) + (β™―β€˜βŸ¨β€œπ΄β€βŸ©)))
1099, 20, 108syl2an2r 683 . . . . . . 7 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)) = ((β™―β€˜πΉ) + (β™―β€˜βŸ¨β€œπ΄β€βŸ©)))
11074oveq2i 7416 . . . . . . 7 ((β™―β€˜πΉ) + (β™―β€˜βŸ¨β€œπ΄β€βŸ©)) = ((β™―β€˜πΉ) + 1)
111109, 110eqtrdi 2788 . . . . . 6 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)) = ((β™―β€˜πΉ) + 1))
112111oveq2d 7421 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (1..^(β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©))) = (1..^((β™―β€˜πΉ) + 1)))
113 nnuz 12861 . . . . . . . 8 β„• = (β„€β‰₯β€˜1)
11433, 113eleqtrdi 2843 . . . . . . 7 (𝐹 ∈ dom 𝑆 β†’ (β™―β€˜πΉ) ∈ (β„€β‰₯β€˜1))
115 fzosplitsn 13736 . . . . . . 7 ((β™―β€˜πΉ) ∈ (β„€β‰₯β€˜1) β†’ (1..^((β™―β€˜πΉ) + 1)) = ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)}))
116114, 115syl 17 . . . . . 6 (𝐹 ∈ dom 𝑆 β†’ (1..^((β™―β€˜πΉ) + 1)) = ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)}))
117116adantr 481 . . . . 5 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (1..^((β™―β€˜πΉ) + 1)) = ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)}))
118112, 117eqtrd 2772 . . . 4 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (1..^(β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©))) = ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)}))
119118raleqdv 3325 . . 3 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (βˆ€π‘– ∈ (1..^(β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))) ↔ βˆ€π‘– ∈ ((1..^(β™―β€˜πΉ)) βˆͺ {(β™―β€˜πΉ)})((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)))))
120107, 119mpbird 256 . 2 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ βˆ€π‘– ∈ (1..^(β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1))))
1211, 2, 3, 4, 5, 6efgsdm 19592 . 2 ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ dom 𝑆 ↔ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ (Word π‘Š βˆ– {βˆ…}) ∧ ((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜0) ∈ 𝐷 ∧ βˆ€π‘– ∈ (1..^(β™―β€˜(𝐹 ++ βŸ¨β€œπ΄β€βŸ©)))((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜π‘–) ∈ ran (π‘‡β€˜((𝐹 ++ βŸ¨β€œπ΄β€βŸ©)β€˜(𝑖 βˆ’ 1)))))
12227, 41, 120, 121syl3anbrc 1343 1 ((𝐹 ∈ dom 𝑆 ∧ 𝐴 ∈ ran (π‘‡β€˜(π‘†β€˜πΉ))) β†’ (𝐹 ++ βŸ¨β€œπ΄β€βŸ©) ∈ dom 𝑆)
Colors of variables: wff setvar class
Syntax hints:   β†’ wi 4   ↔ wb 205   ∧ wa 396   ∧ w3a 1087   = wceq 1541   ∈ wcel 2106   β‰  wne 2940  βˆ€wral 3061  {crab 3432   βˆ– cdif 3944   βˆͺ cun 3945   βŠ† wss 3947  βˆ…c0 4321  {csn 4627  βŸ¨cop 4633  βŸ¨cotp 4635  βˆͺ ciun 4996   class class class wbr 5147   ↦ cmpt 5230   I cid 5572   Γ— cxp 5673  dom cdm 5675  ran crn 5676  βŸΆwf 6536  β€˜cfv 6540  (class class class)co 7405   ∈ cmpo 7407  1oc1o 8455  2oc2o 8456  0cc0 11106  1c1 11107   + caddc 11109   ≀ cle 11245   βˆ’ cmin 11440  β„•cn 12208  β„•0cn0 12468  β„€cz 12554  β„€β‰₯cuz 12818  ...cfz 13480  ..^cfzo 13623  β™―chash 14286  Word cword 14460   ++ cconcat 14516  βŸ¨β€œcs1 14541   splice csplice 14695  βŸ¨β€œcs2 14788   ~FG cefg 19568
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 2703  ax-rep 5284  ax-sep 5298  ax-nul 5305  ax-pow 5362  ax-pr 5426  ax-un 7721  ax-cnex 11162  ax-resscn 11163  ax-1cn 11164  ax-icn 11165  ax-addcl 11166  ax-addrcl 11167  ax-mulcl 11168  ax-mulrcl 11169  ax-mulcom 11170  ax-addass 11171  ax-mulass 11172  ax-distr 11173  ax-i2m1 11174  ax-1ne0 11175  ax-1rid 11176  ax-rnegex 11177  ax-rrecex 11178  ax-cnre 11179  ax-pre-lttri 11180  ax-pre-lttrn 11181  ax-pre-ltadd 11182  ax-pre-mulgt0 11183
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3or 1088  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-mo 2534  df-eu 2563  df-clab 2710  df-cleq 2724  df-clel 2810  df-nfc 2885  df-ne 2941  df-nel 3047  df-ral 3062  df-rex 3071  df-reu 3377  df-rab 3433  df-v 3476  df-sbc 3777  df-csb 3893  df-dif 3950  df-un 3952  df-in 3954  df-ss 3964  df-pss 3966  df-nul 4322  df-if 4528  df-pw 4603  df-sn 4628  df-pr 4630  df-op 4634  df-ot 4636  df-uni 4908  df-int 4950  df-iun 4998  df-br 5148  df-opab 5210  df-mpt 5231  df-tr 5265  df-id 5573  df-eprel 5579  df-po 5587  df-so 5588  df-fr 5630  df-we 5632  df-xp 5681  df-rel 5682  df-cnv 5683  df-co 5684  df-dm 5685  df-rn 5686  df-res 5687  df-ima 5688  df-pred 6297  df-ord 6364  df-on 6365  df-lim 6366  df-suc 6367  df-iota 6492  df-fun 6542  df-fn 6543  df-f 6544  df-f1 6545  df-fo 6546  df-f1o 6547  df-fv 6548  df-riota 7361  df-ov 7408  df-oprab 7409  df-mpo 7410  df-om 7852  df-1st 7971  df-2nd 7972  df-frecs 8262  df-wrecs 8293  df-recs 8367  df-rdg 8406  df-1o 8462  df-2o 8463  df-er 8699  df-map 8818  df-en 8936  df-dom 8937  df-sdom 8938  df-fin 8939  df-card 9930  df-pnf 11246  df-mnf 11247  df-xr 11248  df-ltxr 11249  df-le 11250  df-sub 11442  df-neg 11443  df-nn 12209  df-n0 12469  df-xnn0 12541  df-z 12555  df-uz 12819  df-fz 13481  df-fzo 13624  df-hash 14287  df-word 14461  df-concat 14517  df-s1 14542  df-substr 14587  df-pfx 14617  df-splice 14696  df-s2 14795
This theorem is referenced by:  efgsfo  19601  efgredlemd  19606  efgrelexlemb  19612
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