Theorem fconst6 6769

Description: A constant function as a mapping. (Contributed by Jeff Madsen, 30-Nov-2009.) (Revised by Mario Carneiro, 22-Apr-2015.)

Hypothesis

Ref	Expression
fconst6.1	⊢ 𝐵 ∈ 𝐶

Assertion

Ref	Expression
fconst6	⊢ (𝐴 × {𝐵}):𝐴⟶𝐶

Proof of Theorem fconst6

Step	Hyp	Ref	Expression
1		fconst6.1	. 2 ⊢ 𝐵 ∈ 𝐶
2		fconst6g 6768	. 2 ⊢ (𝐵 ∈ 𝐶 → (𝐴 × {𝐵}):𝐴⟶𝐶)
3	1, 2	ax-mp 5	1 ⊢ (𝐴 × {𝐵}):𝐴⟶𝐶

Syntax hints:   ∈ wcel 2149  {csn 4594   × cxp 5660  ⟶wf 6533

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1822  ax-4 1836  ax-5 1937  ax-6 1994  ax-7 2035  ax-8 2151  ax-9 2159  ax-10 2182  ax-11 2198  ax-12 2219  ax-ext 2741  ax-sep 5261  ax-pr 5405

This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1570  df-fal 1580  df-ex 1807  df-nf 1811  df-sb 2098  df-mo 2573  df-eu 2603  df-clab 2748  df-cleq 2761  df-clel 2844  df-nfc 2918  df-ne 2965  df-ral 3086  df-rex 3096  df-rab 3424  df-v 3465  df-dif 3916  df-un 3918  df-in 3920  df-ss 3930  df-nul 4295  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-br 5114  df-opab 5178  df-mpt 5197  df-id 5557  df-xp 5668  df-rel 5669  df-cnv 5670  df-co 5671  df-dm 5672  df-rn 5673  df-fun 6539  df-fn 6540  df-f 6541

This theorem is referenced by:  ramz  17084  psrlidm  22079  psrbag0  22181  00ply1bas  22367  ply1plusgfvi  22369  mbfpos  25778  i1f0  25814  noxp1o  27792  axlowdimlem1  29232  axlowdimlem7  29238  axlowdim1  29249  hlim0  31527  0cnfn  32272  0lnfn  32277  elrgspnlem1  33502  psrmonprod  33886  circlemethnat  34972  circlevma  34973  poimirlem29  38187  poimirlem30  38188  poimirlem31  38189  poimir  38191  broucube  38192  expgrowth  44936