Theorem intop 41629

Description: An internal (binary) operation for a set. (Contributed by AV, 20-Jan-2020.)

Assertion

Ref	Expression
intop	⊢ ( ⚬ ∈ (𝑀 intOp 𝑁) → ⚬ :(𝑀 × 𝑀)⟶𝑁)

Proof of Theorem intop

Dummy variables 𝑚 𝑛 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-intop 41625	. . 3 ⊢ intOp = (𝑚 ∈ V, 𝑛 ∈ V ↦ (𝑛 ↑𝑚 (𝑚 × 𝑚)))
2	1	elmpt2cl 6774	. 2 ⊢ ( ⚬ ∈ (𝑀 intOp 𝑁) → (𝑀 ∈ V ∧ 𝑁 ∈ V))
3		intopval 41628	. . . 4 ⊢ ((𝑀 ∈ V ∧ 𝑁 ∈ V) → (𝑀 intOp 𝑁) = (𝑁 ↑𝑚 (𝑀 × 𝑀)))
4	3	eleq2d 2673	. . 3 ⊢ ((𝑀 ∈ V ∧ 𝑁 ∈ V) → ( ⚬ ∈ (𝑀 intOp 𝑁) ↔ ⚬ ∈ (𝑁 ↑𝑚 (𝑀 × 𝑀))))
5		elmapi 7765	. . 3 ⊢ ( ⚬ ∈ (𝑁 ↑𝑚 (𝑀 × 𝑀)) → ⚬ :(𝑀 × 𝑀)⟶𝑁)
6	4, 5	syl6bi 242	. 2 ⊢ ((𝑀 ∈ V ∧ 𝑁 ∈ V) → ( ⚬ ∈ (𝑀 intOp 𝑁) → ⚬ :(𝑀 × 𝑀)⟶𝑁))
7	2, 6	mpcom 37	1 ⊢ ( ⚬ ∈ (𝑀 intOp 𝑁) → ⚬ :(𝑀 × 𝑀)⟶𝑁)

Syntax hints:   → wi 4   ∧ wa 383   ∈ wcel 1977  Vcvv 3173   × cxp 5036  ⟶wf 5800  (class class class)co 6549   ↑_𝑚 cmap 7744   intOp cintop 41622

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-fv 5812  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-1st 7059  df-2nd 7060  df-map 7746  df-intop 41625

This theorem is referenced by: (None)