Theorem lmfss 23204

Description: Inclusion of a function having a limit (used to ensure the limit relation is a set, under our definition). (Contributed by NM, 7-Dec-2006.) (Revised by Mario Carneiro, 23-Dec-2013.)

Assertion

Ref	Expression
lmfss	⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐹(⇝𝑡‘𝐽)𝑃) → 𝐹 ⊆ (ℂ × 𝑋))

Proof of Theorem lmfss

Step	Hyp	Ref	Expression
1		lmfpm 23203	. . 3 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐹(⇝𝑡‘𝐽)𝑃) → 𝐹 ∈ (𝑋 ↑pm ℂ))
2		toponmax 22834	. . . . 5 ⊢ (𝐽 ∈ (TopOn‘𝑋) → 𝑋 ∈ 𝐽)
3		cnex 11079	. . . . 5 ⊢ ℂ ∈ V
4		elpmg 8762	. . . . 5 ⊢ ((𝑋 ∈ 𝐽 ∧ ℂ ∈ V) → (𝐹 ∈ (𝑋 ↑pm ℂ) ↔ (Fun 𝐹 ∧ 𝐹 ⊆ (ℂ × 𝑋))))
5	2, 3, 4	sylancl 586	. . . 4 ⊢ (𝐽 ∈ (TopOn‘𝑋) → (𝐹 ∈ (𝑋 ↑pm ℂ) ↔ (Fun 𝐹 ∧ 𝐹 ⊆ (ℂ × 𝑋))))
6	5	adantr 480	. . 3 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐹(⇝𝑡‘𝐽)𝑃) → (𝐹 ∈ (𝑋 ↑pm ℂ) ↔ (Fun 𝐹 ∧ 𝐹 ⊆ (ℂ × 𝑋))))
7	1, 6	mpbid 232	. 2 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐹(⇝𝑡‘𝐽)𝑃) → (Fun 𝐹 ∧ 𝐹 ⊆ (ℂ × 𝑋)))
8	7	simprd 495	1 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐹(⇝𝑡‘𝐽)𝑃) → 𝐹 ⊆ (ℂ × 𝑋))

Syntax hints:   → wi 4   ↔ wb 206   ∧ wa 395   ∈ wcel 2110  Vcvv 3434   ⊆ wss 3900   class class class wbr 5089   × cxp 5612  Fun wfun 6471  ‘cfv 6477  (class class class)co 7341   ↑_pm cpm 8746  ℂcc 10996  TopOnctopon 22818  ⇝_𝑡clm 23134

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 1968  ax-7 2009  ax-8 2112  ax-9 2120  ax-10 2143  ax-11 2159  ax-12 2179  ax-ext 2702  ax-sep 5232  ax-nul 5242  ax-pow 5301  ax-pr 5368  ax-un 7663  ax-cnex 11054

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2067  df-mo 2534  df-eu 2563  df-clab 2709  df-cleq 2722  df-clel 2804  df-nfc 2879  df-ne 2927  df-ral 3046  df-rex 3055  df-rab 3394  df-v 3436  df-sbc 3740  df-csb 3849  df-dif 3903  df-un 3905  df-in 3907  df-ss 3917  df-nul 4282  df-if 4474  df-pw 4550  df-sn 4575  df-pr 4577  df-op 4581  df-uni 4858  df-br 5090  df-opab 5152  df-mpt 5171  df-id 5509  df-xp 5620  df-rel 5621  df-cnv 5622  df-co 5623  df-dm 5624  df-rn 5625  df-res 5626  df-iota 6433  df-fun 6479  df-fn 6480  df-f 6481  df-fv 6485  df-ov 7344  df-oprab 7345  df-mpo 7346  df-pm 8748  df-top 22802  df-topon 22819  df-lm 23137

This theorem is referenced by:  lmss  23206