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Theorem ovolgelb 22972
Description: The outer volume is the greatest lower bound on the sum of all interval coverings of 𝐴. (Contributed by Mario Carneiro, 15-Jun-2014.)
Hypothesis
Ref Expression
ovolgelb.1 𝑆 = seq1( + , ((abs ∘ − ) ∘ 𝑔))
Assertion
Ref Expression
ovolgelb ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵)))
Distinct variable groups:   𝐴,𝑔   𝐵,𝑔
Allowed substitution hint:   𝑆(𝑔)

Proof of Theorem ovolgelb
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 simp2 1054 . . . . . 6 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (vol*‘𝐴) ∈ ℝ)
2 simp3 1055 . . . . . 6 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → 𝐵 ∈ ℝ+)
31, 2ltaddrpd 11737 . . . . 5 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (vol*‘𝐴) < ((vol*‘𝐴) + 𝐵))
42rpred 11704 . . . . . . 7 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → 𝐵 ∈ ℝ)
51, 4readdcld 9925 . . . . . 6 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ((vol*‘𝐴) + 𝐵) ∈ ℝ)
61, 5ltnled 10035 . . . . 5 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ((vol*‘𝐴) < ((vol*‘𝐴) + 𝐵) ↔ ¬ ((vol*‘𝐴) + 𝐵) ≤ (vol*‘𝐴)))
73, 6mpbid 220 . . . 4 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ¬ ((vol*‘𝐴) + 𝐵) ≤ (vol*‘𝐴))
8 eqid 2609 . . . . . . . 8 {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} = {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}
98ovolval 22966 . . . . . . 7 (𝐴 ⊆ ℝ → (vol*‘𝐴) = inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < ))
1093ad2ant1 1074 . . . . . 6 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (vol*‘𝐴) = inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < ))
1110breq2d 4589 . . . . 5 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (((vol*‘𝐴) + 𝐵) ≤ (vol*‘𝐴) ↔ ((vol*‘𝐴) + 𝐵) ≤ inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < )))
12 ssrab2 3649 . . . . . . 7 {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ⊆ ℝ*
135rexrd 9945 . . . . . . 7 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ((vol*‘𝐴) + 𝐵) ∈ ℝ*)
14 infxrgelb 11993 . . . . . . 7 (({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ⊆ ℝ* ∧ ((vol*‘𝐴) + 𝐵) ∈ ℝ*) → (((vol*‘𝐴) + 𝐵) ≤ inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < ) ↔ ∀𝑥 ∈ {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
1512, 13, 14sylancr 693 . . . . . 6 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (((vol*‘𝐴) + 𝐵) ≤ inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < ) ↔ ∀𝑥 ∈ {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
16 eqeq1 2613 . . . . . . . . . . 11 (𝑦 = 𝑥 → (𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ) ↔ 𝑥 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < )))
17 ovolgelb.1 . . . . . . . . . . . . . 14 𝑆 = seq1( + , ((abs ∘ − ) ∘ 𝑔))
1817rneqi 5260 . . . . . . . . . . . . 13 ran 𝑆 = ran seq1( + , ((abs ∘ − ) ∘ 𝑔))
1918supeq1i 8213 . . . . . . . . . . . 12 sup(ran 𝑆, ℝ*, < ) = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < )
2019eqeq2i 2621 . . . . . . . . . . 11 (𝑥 = sup(ran 𝑆, ℝ*, < ) ↔ 𝑥 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))
2116, 20syl6bbr 276 . . . . . . . . . 10 (𝑦 = 𝑥 → (𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ) ↔ 𝑥 = sup(ran 𝑆, ℝ*, < )))
2221anbi2d 735 . . . . . . . . 9 (𝑦 = 𝑥 → ((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < )) ↔ (𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < ))))
2322rexbidv 3033 . . . . . . . 8 (𝑦 = 𝑥 → (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < )) ↔ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < ))))
2423ralrab 3334 . . . . . . 7 (∀𝑥 ∈ {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ((vol*‘𝐴) + 𝐵) ≤ 𝑥 ↔ ∀𝑥 ∈ ℝ* (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
25 ralcom 3078 . . . . . . . 8 (∀𝑥 ∈ ℝ*𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)∀𝑥 ∈ ℝ* ((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
26 r19.23v 3004 . . . . . . . . 9 (∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
2726ralbii 2962 . . . . . . . 8 (∀𝑥 ∈ ℝ*𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ∀𝑥 ∈ ℝ* (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
28 ancomst 466 . . . . . . . . . . . 12 (((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ((𝑥 = sup(ran 𝑆, ℝ*, < ) ∧ 𝐴 ran ((,) ∘ 𝑔)) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥))
29 impexp 460 . . . . . . . . . . . 12 (((𝑥 = sup(ran 𝑆, ℝ*, < ) ∧ 𝐴 ran ((,) ∘ 𝑔)) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ (𝑥 = sup(ran 𝑆, ℝ*, < ) → (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥)))
3028, 29bitri 262 . . . . . . . . . . 11 (((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ (𝑥 = sup(ran 𝑆, ℝ*, < ) → (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥)))
3130ralbii 2962 . . . . . . . . . 10 (∀𝑥 ∈ ℝ* ((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ∀𝑥 ∈ ℝ* (𝑥 = sup(ran 𝑆, ℝ*, < ) → (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥)))
32 reex 9883 . . . . . . . . . . . . . . . . . 18 ℝ ∈ V
3332, 32xpex 6837 . . . . . . . . . . . . . . . . 17 (ℝ × ℝ) ∈ V
3433inex2 4723 . . . . . . . . . . . . . . . 16 ( ≤ ∩ (ℝ × ℝ)) ∈ V
35 nnex 10873 . . . . . . . . . . . . . . . 16 ℕ ∈ V
3634, 35elmap 7749 . . . . . . . . . . . . . . 15 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) ↔ 𝑔:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
37 eqid 2609 . . . . . . . . . . . . . . . 16 ((abs ∘ − ) ∘ 𝑔) = ((abs ∘ − ) ∘ 𝑔)
3837, 17ovolsf 22965 . . . . . . . . . . . . . . 15 (𝑔:ℕ⟶( ≤ ∩ (ℝ × ℝ)) → 𝑆:ℕ⟶(0[,)+∞))
3936, 38sylbi 205 . . . . . . . . . . . . . 14 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → 𝑆:ℕ⟶(0[,)+∞))
40 frn 5952 . . . . . . . . . . . . . 14 (𝑆:ℕ⟶(0[,)+∞) → ran 𝑆 ⊆ (0[,)+∞))
4139, 40syl 17 . . . . . . . . . . . . 13 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → ran 𝑆 ⊆ (0[,)+∞))
42 icossxr 12085 . . . . . . . . . . . . 13 (0[,)+∞) ⊆ ℝ*
4341, 42syl6ss 3579 . . . . . . . . . . . 12 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → ran 𝑆 ⊆ ℝ*)
44 supxrcl 11973 . . . . . . . . . . . 12 (ran 𝑆 ⊆ ℝ* → sup(ran 𝑆, ℝ*, < ) ∈ ℝ*)
4543, 44syl 17 . . . . . . . . . . 11 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → sup(ran 𝑆, ℝ*, < ) ∈ ℝ*)
46 breq2 4581 . . . . . . . . . . . . 13 (𝑥 = sup(ran 𝑆, ℝ*, < ) → (((vol*‘𝐴) + 𝐵) ≤ 𝑥 ↔ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
4746imbi2d 328 . . . . . . . . . . . 12 (𝑥 = sup(ran 𝑆, ℝ*, < ) → ((𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ))))
4847ceqsralv 3206 . . . . . . . . . . 11 (sup(ran 𝑆, ℝ*, < ) ∈ ℝ* → (∀𝑥 ∈ ℝ* (𝑥 = sup(ran 𝑆, ℝ*, < ) → (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥)) ↔ (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ))))
4945, 48syl 17 . . . . . . . . . 10 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → (∀𝑥 ∈ ℝ* (𝑥 = sup(ran 𝑆, ℝ*, < ) → (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥)) ↔ (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ))))
5031, 49syl5bb 270 . . . . . . . . 9 (𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ) → (∀𝑥 ∈ ℝ* ((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ (𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ))))
5150ralbiia 2961 . . . . . . . 8 (∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)∀𝑥 ∈ ℝ* ((𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
5225, 27, 513bitr3i 288 . . . . . . 7 (∀𝑥 ∈ ℝ* (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑥 = sup(ran 𝑆, ℝ*, < )) → ((vol*‘𝐴) + 𝐵) ≤ 𝑥) ↔ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
5324, 52bitri 262 . . . . . 6 (∀𝑥 ∈ {𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))} ((vol*‘𝐴) + 𝐵) ≤ 𝑥 ↔ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
5415, 53syl6rbb 275 . . . . 5 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )) ↔ ((vol*‘𝐴) + 𝐵) ≤ inf({𝑦 ∈ ℝ* ∣ ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ 𝑦 = sup(ran seq1( + , ((abs ∘ − ) ∘ 𝑔)), ℝ*, < ))}, ℝ*, < )))
5511, 54bitr4d 269 . . . 4 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (((vol*‘𝐴) + 𝐵) ≤ (vol*‘𝐴) ↔ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ))))
567, 55mtbid 312 . . 3 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ¬ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
57 rexanali 2980 . . 3 (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ ¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )) ↔ ¬ ∀𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) → ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
5856, 57sylibr 222 . 2 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ ¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
59 xrltnle 9956 . . . . . 6 ((sup(ran 𝑆, ℝ*, < ) ∈ ℝ* ∧ ((vol*‘𝐴) + 𝐵) ∈ ℝ*) → (sup(ran 𝑆, ℝ*, < ) < ((vol*‘𝐴) + 𝐵) ↔ ¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )))
60 xrltle 11817 . . . . . 6 ((sup(ran 𝑆, ℝ*, < ) ∈ ℝ* ∧ ((vol*‘𝐴) + 𝐵) ∈ ℝ*) → (sup(ran 𝑆, ℝ*, < ) < ((vol*‘𝐴) + 𝐵) → sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵)))
6159, 60sylbird 248 . . . . 5 ((sup(ran 𝑆, ℝ*, < ) ∈ ℝ* ∧ ((vol*‘𝐴) + 𝐵) ∈ ℝ*) → (¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ) → sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵)))
6245, 13, 61syl2anr 493 . . . 4 (((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) ∧ 𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)) → (¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < ) → sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵)))
6362anim2d 586 . . 3 (((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) ∧ 𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)) → ((𝐴 ran ((,) ∘ 𝑔) ∧ ¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )) → (𝐴 ran ((,) ∘ 𝑔) ∧ sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵))))
6463reximdva 2999 . 2 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → (∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ ¬ ((vol*‘𝐴) + 𝐵) ≤ sup(ran 𝑆, ℝ*, < )) → ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵))))
6558, 64mpd 15 1 ((𝐴 ⊆ ℝ ∧ (vol*‘𝐴) ∈ ℝ ∧ 𝐵 ∈ ℝ+) → ∃𝑔 ∈ (( ≤ ∩ (ℝ × ℝ)) ↑𝑚 ℕ)(𝐴 ran ((,) ∘ 𝑔) ∧ sup(ran 𝑆, ℝ*, < ) ≤ ((vol*‘𝐴) + 𝐵)))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 194  wa 382  w3a 1030   = wceq 1474  wcel 1976  wral 2895  wrex 2896  {crab 2899  cin 3538  wss 3539   cuni 4366   class class class wbr 4577   × cxp 5026  ran crn 5029  ccom 5032  wf 5786  cfv 5790  (class class class)co 6527  𝑚 cmap 7721  supcsup 8206  infcinf 8207  cr 9791  0cc0 9792  1c1 9793   + caddc 9795  +∞cpnf 9927  *cxr 9929   < clt 9930  cle 9931  cmin 10117  cn 10867  +crp 11664  (,)cioo 12002  [,)cico 12004  seqcseq 12618  abscabs 13768  vol*covol 22955
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1712  ax-4 1727  ax-5 1826  ax-6 1874  ax-7 1921  ax-8 1978  ax-9 1985  ax-10 2005  ax-11 2020  ax-12 2032  ax-13 2232  ax-ext 2589  ax-sep 4703  ax-nul 4712  ax-pow 4764  ax-pr 4828  ax-un 6824  ax-cnex 9848  ax-resscn 9849  ax-1cn 9850  ax-icn 9851  ax-addcl 9852  ax-addrcl 9853  ax-mulcl 9854  ax-mulrcl 9855  ax-mulcom 9856  ax-addass 9857  ax-mulass 9858  ax-distr 9859  ax-i2m1 9860  ax-1ne0 9861  ax-1rid 9862  ax-rnegex 9863  ax-rrecex 9864  ax-cnre 9865  ax-pre-lttri 9866  ax-pre-lttrn 9867  ax-pre-ltadd 9868  ax-pre-mulgt0 9869  ax-pre-sup 9870
This theorem depends on definitions:  df-bi 195  df-or 383  df-an 384  df-3or 1031  df-3an 1032  df-tru 1477  df-ex 1695  df-nf 1700  df-sb 1867  df-eu 2461  df-mo 2462  df-clab 2596  df-cleq 2602  df-clel 2605  df-nfc 2739  df-ne 2781  df-nel 2782  df-ral 2900  df-rex 2901  df-reu 2902  df-rmo 2903  df-rab 2904  df-v 3174  df-sbc 3402  df-csb 3499  df-dif 3542  df-un 3544  df-in 3546  df-ss 3553  df-pss 3555  df-nul 3874  df-if 4036  df-pw 4109  df-sn 4125  df-pr 4127  df-tp 4129  df-op 4131  df-uni 4367  df-iun 4451  df-br 4578  df-opab 4638  df-mpt 4639  df-tr 4675  df-eprel 4939  df-id 4943  df-po 4949  df-so 4950  df-fr 4987  df-we 4989  df-xp 5034  df-rel 5035  df-cnv 5036  df-co 5037  df-dm 5038  df-rn 5039  df-res 5040  df-ima 5041  df-pred 5583  df-ord 5629  df-on 5630  df-lim 5631  df-suc 5632  df-iota 5754  df-fun 5792  df-fn 5793  df-f 5794  df-f1 5795  df-fo 5796  df-f1o 5797  df-fv 5798  df-riota 6489  df-ov 6530  df-oprab 6531  df-mpt2 6532  df-om 6935  df-1st 7036  df-2nd 7037  df-wrecs 7271  df-recs 7332  df-rdg 7370  df-er 7606  df-map 7723  df-en 7819  df-dom 7820  df-sdom 7821  df-sup 8208  df-inf 8209  df-pnf 9932  df-mnf 9933  df-xr 9934  df-ltxr 9935  df-le 9936  df-sub 10119  df-neg 10120  df-div 10534  df-nn 10868  df-2 10926  df-3 10927  df-n0 11140  df-z 11211  df-uz 11520  df-rp 11665  df-ico 12008  df-fz 12153  df-seq 12619  df-exp 12678  df-cj 13633  df-re 13634  df-im 13635  df-sqrt 13769  df-abs 13770  df-ovol 22957
This theorem is referenced by:  ovolunlem2  22990  ovoliunlem3  22996  ovolscalem2  23006  ioombl1  23054  uniioombl  23080  mblfinlem3  32421  mblfinlem4  32422
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